Event Version List
Return all event versions
Query Parameters
name-contains=<string>release=<cat1>[,<cat2>]min-<param-name>=<value>max-<param-name>=<value>lastver=<bool>: iftrueor empty, include only the last version of each event on the list. Defaults to false.include-default-parameters: iftrueor empty, include a list with the preferred values for default parameters.pagesize=<int>: Number of results to return per page.
Find the full list of allowed parameter <param-name>s in the /default-parameters/ endpoint.
Example:
GET /api/v2/event-versions?format=api&include-default-parameters=true&page=20
{ "next": "https://gwosc.org/api/v2/event-versions?format=api&include-default-parameters=true&page=21", "previous": "https://gwosc.org/api/v2/event-versions?format=api&include-default-parameters=true&page=19", "results_count": 671, "results_per_page": 20, "num_pages": 34, "page_number": 20, "results": [ { "name": "GW230707_124047", "shortName": "GW230707_124047-v2", "gps": 1372768865.3, "version": 2, "catalog": "GWTC-4.1", "detectors": [ "H1", "L1" ], "detail_url": "https://gwosc.org/api/v2/event-versions/GW230707_124047-v2?format=api", "default_parameters": [ { "name": "chirp_mass_source", "unit": "M_sun", "description": "na", "best": 35.1, "upper_error": 8.6, "lower_error": -5.3, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 1 }, { "name": "chi_eff", "unit": "", "description": "na", "best": -0.05, "upper_error": 0.25, "lower_error": -0.28, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 2 }, { "name": "final_mass_source", "unit": "M_sun", "description": "na", "best": 78.0, "upper_error": 19.0, "lower_error": -11.0, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 0 }, { "name": "luminosity_distance", "unit": "Mpc", "description": "na", "best": 4400.0, "upper_error": 2400.0, "lower_error": -2300.0, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 0 }, { "name": "mass_1_source", "unit": "M_sun", "description": "na", "best": 46.1, "upper_error": 12.2, "lower_error": -8.3, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 1 }, { "name": "mass_2_source", "unit": "M_sun", "description": "na", "best": 36.3, "upper_error": 10.6, "lower_error": -9.6, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 1 }, { "name": "redshift", "unit": "", "description": "na", "best": 0.71, "upper_error": 0.29, "lower_error": -0.32, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 2 }, { "name": "total_mass_source", "unit": "M_sun", "description": "na", "best": 82.0, "upper_error": 20.0, "lower_error": -12.0, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 0 }, { "name": "far", "unit": "1/yr", "description": "na", "best": 0.00042, "upper_error": null, "lower_error": null, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 5 }, { "name": "p_astro", "unit": "", "description": "na", "best": 0.99, "upper_error": null, "lower_error": null, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 2 }, { "name": "network_matched_filter_snr", "unit": "", "description": "na", "best": 11.9, "upper_error": null, "lower_error": null, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 1 } ] }, { "name": "GW230706_104333", "shortName": "GW230706_104333-v1", "gps": 1372675431.2, "version": 1, "catalog": "GWTC-4.0", "detectors": [ "H1", "L1" ], "detail_url": "https://gwosc.org/api/v2/event-versions/GW230706_104333-v1?format=api", "default_parameters": [ { "name": "chirp_mass_source", "unit": "M_sun", "description": "na", "best": 11.8, "upper_error": 1.6, "lower_error": -1.1, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 1 }, { "name": "chi_eff", "unit": "", "description": "na", "best": 0.19, "upper_error": 0.13, "lower_error": -0.13, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 2 }, { "name": "final_mass_source", "unit": "M_sun", "description": "na", "best": 26.6, "upper_error": 4.1, "lower_error": -2.8, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 1 }, { "name": "luminosity_distance", "unit": "Mpc", "description": "na", "best": 1910.0, "upper_error": 930.0, "lower_error": -970.0, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 0 }, { "name": "mass_1_source", "unit": "M_sun", "description": "na", "best": 16.3, "upper_error": 5.3, "lower_error": -3.0, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 1 }, { "name": "mass_2_source", "unit": "M_sun", "description": "na", "best": 11.5, "upper_error": 2.6, "lower_error": -2.7, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 1 }, { "name": "redshift", "unit": "", "description": "na", "best": 0.35, "upper_error": 0.14, "lower_error": -0.16, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 2 }, { "name": "total_mass_source", "unit": "M_sun", "description": "na", "best": 28.0, "upper_error": 4.3, "lower_error": -3.0, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 1 }, { "name": "far", "unit": "1/yr", "description": "na", "best": 0.23, "upper_error": null, "lower_error": null, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 2 }, { "name": "p_astro", "unit": "", "description": "na", "best": 0.98, "upper_error": null, "lower_error": null, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 2 }, { "name": "network_matched_filter_snr", "unit": "", "description": "na", "best": 9.2, "upper_error": null, "lower_error": null, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 1 } ] }, { "name": "GW230706_104333", "shortName": "GW230706_104333-v2", "gps": 1372675431.2, "version": 2, "catalog": "GWTC-4.1", "detectors": [ "H1", "L1" ], "detail_url": "https://gwosc.org/api/v2/event-versions/GW230706_104333-v2?format=api", "default_parameters": [ { "name": "chirp_mass_source", "unit": "M_sun", "description": "na", "best": 11.8, "upper_error": 1.6, "lower_error": -1.1, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 1 }, { "name": "chi_eff", "unit": "", "description": "na", "best": 0.19, "upper_error": 0.13, "lower_error": -0.13, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 2 }, { "name": "final_mass_source", "unit": "M_sun", "description": "na", "best": 26.6, "upper_error": 4.1, "lower_error": -2.8, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 1 }, { "name": "luminosity_distance", "unit": "Mpc", "description": "na", "best": 1910.0, "upper_error": 930.0, "lower_error": -970.0, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 0 }, { "name": "mass_1_source", "unit": "M_sun", "description": "na", "best": 16.3, "upper_error": 5.3, "lower_error": -3.0, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 1 }, { "name": "mass_2_source", "unit": "M_sun", "description": "na", "best": 11.5, "upper_error": 2.6, "lower_error": -2.7, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 1 }, { "name": "redshift", "unit": "", "description": "na", "best": 0.35, "upper_error": 0.14, "lower_error": -0.16, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 2 }, { "name": "total_mass_source", "unit": "M_sun", "description": "na", "best": 28.0, "upper_error": 4.3, "lower_error": -3.0, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 1 }, { "name": "far", "unit": "1/yr", "description": "na", "best": 0.21999999999999997, "upper_error": null, "lower_error": null, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 2 }, { "name": "p_astro", "unit": "", "description": "na", "best": 0.99, "upper_error": null, "lower_error": null, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 2 }, { "name": "network_matched_filter_snr", "unit": "", "description": "na", "best": 9.2, "upper_error": null, "lower_error": null, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 1 } ] }, { "name": "GW230704_212616", "shortName": "GW230704_212616-v1", "gps": 1372541194.7, "version": 1, "catalog": "GWTC-4.0", "detectors": [ "H1", "L1" ], "detail_url": "https://gwosc.org/api/v2/event-versions/GW230704_212616-v1?format=api", "default_parameters": [ { "name": "chirp_mass_source", "unit": "M_sun", "description": "na", "best": 56.0, "upper_error": 23.0, "lower_error": -15.0, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 0 }, { "name": "chi_eff", "unit": "", "description": "na", "best": 0.27, "upper_error": 0.35, "lower_error": -0.43, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 2 }, { "name": "final_mass_source", "unit": "M_sun", "description": "na", "best": 132.0, "upper_error": 47.0, "lower_error": -31.0, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 0 }, { "name": "luminosity_distance", "unit": "Mpc", "description": "na", "best": 7300.0, "upper_error": 6200.0, "lower_error": -4200.0, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 0 }, { "name": "mass_1_source", "unit": "M_sun", "description": "na", "best": 89.0, "upper_error": 40.0, "lower_error": -27.0, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 0 }, { "name": "mass_2_source", "unit": "M_sun", "description": "na", "best": 50.0, "upper_error": 30.0, "lower_error": -25.0, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 0 }, { "name": "redshift", "unit": "", "description": "na", "best": 1.06, "upper_error": 0.68, "lower_error": -0.54, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 2 }, { "name": "total_mass_source", "unit": "M_sun", "description": "na", "best": 139.0, "upper_error": 50.0, "lower_error": -32.0, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 0 }, { "name": "far", "unit": "1/yr", "description": "na", "best": 0.51, "upper_error": null, "lower_error": null, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 2 }, { "name": "p_astro", "unit": "", "description": "na", "best": 0.93, "upper_error": null, "lower_error": null, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 2 }, { "name": "network_matched_filter_snr", "unit": "", "description": "na", "best": 8.7, "upper_error": null, "lower_error": null, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 1 } ] }, { "name": "GW230704_212616", "shortName": "GW230704_212616-v2", "gps": 1372541194.7, "version": 2, "catalog": "GWTC-4.1", "detectors": [ "H1", "L1" ], "detail_url": "https://gwosc.org/api/v2/event-versions/GW230704_212616-v2?format=api", "default_parameters": [ { "name": "chirp_mass_source", "unit": "M_sun", "description": "na", "best": 56.0, "upper_error": 23.0, "lower_error": -15.0, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 0 }, { "name": "chi_eff", "unit": "", "description": "na", "best": 0.27, "upper_error": 0.35, "lower_error": -0.43, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 2 }, { "name": "final_mass_source", "unit": "M_sun", "description": "na", "best": 132.0, "upper_error": 47.0, "lower_error": -31.0, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 0 }, { "name": "luminosity_distance", "unit": "Mpc", "description": "na", "best": 7300.0, "upper_error": 6200.0, "lower_error": -4200.0, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 0 }, { "name": "mass_1_source", "unit": "M_sun", "description": "na", "best": 89.0, "upper_error": 40.0, "lower_error": -27.0, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 0 }, { "name": "mass_2_source", "unit": "M_sun", "description": "na", "best": 50.0, "upper_error": 30.0, "lower_error": -25.0, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 0 }, { "name": "redshift", "unit": "", "description": "na", "best": 1.06, "upper_error": 0.68, "lower_error": -0.54, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 2 }, { "name": "total_mass_source", "unit": "M_sun", "description": "na", "best": 139.0, "upper_error": 50.0, "lower_error": -32.0, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 0 }, { "name": "far", "unit": "1/yr", "description": "na", "best": 0.51, "upper_error": null, "lower_error": null, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 2 }, { "name": "p_astro", "unit": "", "description": "na", "best": 0.93, "upper_error": null, "lower_error": null, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 2 }, { "name": "network_matched_filter_snr", "unit": "", "description": "na", "best": 8.7, "upper_error": null, "lower_error": null, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 1 } ] }, { "name": "GW230704_021211", "shortName": "GW230704_021211-v1", "gps": 1372471949.2, "version": 1, "catalog": "GWTC-4.0", "detectors": [ "H1", "L1" ], "detail_url": "https://gwosc.org/api/v2/event-versions/GW230704_021211-v1?format=api", "default_parameters": [ { "name": "chirp_mass_source", "unit": "M_sun", "description": "na", "best": 21.9, "upper_error": 4.4, "lower_error": -3.2, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 1 }, { "name": "chi_eff", "unit": "", "description": "na", "best": -0.01, "upper_error": 0.21, "lower_error": -0.24, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 2 }, { "name": "final_mass_source", "unit": "M_sun", "description": "na", "best": 50.7, "upper_error": 10.6, "lower_error": -7.9, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 1 }, { "name": "luminosity_distance", "unit": "Mpc", "description": "na", "best": 2700.0, "upper_error": 1900.0, "lower_error": -1500.0, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 0 }, { "name": "mass_1_source", "unit": "M_sun", "description": "na", "best": 32.6, "upper_error": 11.8, "lower_error": -8.0, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 1 }, { "name": "mass_2_source", "unit": "M_sun", "description": "na", "best": 20.0, "upper_error": 6.6, "lower_error": -5.9, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 1 }, { "name": "redshift", "unit": "", "description": "na", "best": 0.47, "upper_error": 0.26, "lower_error": -0.23, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 2 }, { "name": "total_mass_source", "unit": "M_sun", "description": "na", "best": 53.0, "upper_error": 10.9, "lower_error": -8.2, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 1 }, { "name": "far", "unit": "1/yr", "description": "na", "best": 0.21, "upper_error": null, "lower_error": null, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 2 }, { "name": "p_astro", "unit": "", "description": "na", "best": 0.99, "upper_error": null, "lower_error": null, "is_upper_limit": false, "is_lower_limit": true, "decimal_places": 2 }, { "name": "network_matched_filter_snr", "unit": "", "description": "na", "best": 9.4, "upper_error": null, "lower_error": null, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 1 } ] }, { "name": "GW230704_021211", "shortName": "GW230704_021211-v2", "gps": 1372471949.2, "version": 2, "catalog": "GWTC-4.1", "detectors": [ "H1", "L1" ], "detail_url": "https://gwosc.org/api/v2/event-versions/GW230704_021211-v2?format=api", "default_parameters": [ { "name": "chirp_mass_source", "unit": "M_sun", "description": "na", "best": 21.9, "upper_error": 4.4, "lower_error": -3.2, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 1 }, { "name": "chi_eff", "unit": "", "description": "na", "best": -0.01, "upper_error": 0.21, "lower_error": -0.24, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 2 }, { "name": "final_mass_source", "unit": "M_sun", "description": "na", "best": 50.7, "upper_error": 10.6, "lower_error": -7.9, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 1 }, { "name": "luminosity_distance", "unit": "Mpc", "description": "na", "best": 2700.0, "upper_error": 1900.0, "lower_error": -1500.0, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 0 }, { "name": "mass_1_source", "unit": "M_sun", "description": "na", "best": 32.6, "upper_error": 11.8, "lower_error": -8.0, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 1 }, { "name": "mass_2_source", "unit": "M_sun", "description": "na", "best": 20.0, "upper_error": 6.6, "lower_error": -5.9, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 1 }, { "name": "redshift", "unit": "", "description": "na", "best": 0.47, "upper_error": 0.26, "lower_error": -0.23, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 2 }, { "name": "total_mass_source", "unit": "M_sun", "description": "na", "best": 53.0, "upper_error": 10.9, "lower_error": -8.2, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 1 }, { "name": "far", "unit": "1/yr", "description": "na", "best": 0.037, "upper_error": null, "lower_error": null, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 3 }, { "name": "p_astro", "unit": "", "description": "na", "best": 0.99, "upper_error": null, "lower_error": null, "is_upper_limit": false, "is_lower_limit": true, "decimal_places": 2 }, { "name": "network_matched_filter_snr", "unit": "", "description": "na", "best": 9.4, "upper_error": null, "lower_error": null, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 1 } ] }, { "name": "GW230702_185453", "shortName": "GW230702_185453-v1", "gps": 1372359311.7, "version": 1, "catalog": "GWTC-4.0", "detectors": [ "H1", "L1" ], "detail_url": "https://gwosc.org/api/v2/event-versions/GW230702_185453-v1?format=api", "default_parameters": [ { "name": "chirp_mass_source", "unit": "M_sun", "description": "na", "best": 22.9, "upper_error": 4.1, "lower_error": -3.6, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 1 }, { "name": "chi_eff", "unit": "", "description": "na", "best": 0.05, "upper_error": 0.3, "lower_error": -0.26, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 2 }, { "name": "final_mass_source", "unit": "M_sun", "description": "na", "best": 57.0, "upper_error": 16.0, "lower_error": -11.0, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 0 }, { "name": "luminosity_distance", "unit": "Mpc", "description": "na", "best": 2500.0, "upper_error": 2000.0, "lower_error": -1100.0, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 0 }, { "name": "mass_1_source", "unit": "M_sun", "description": "na", "best": 40.0, "upper_error": 21.0, "lower_error": -13.0, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 0 }, { "name": "mass_2_source", "unit": "M_sun", "description": "na", "best": 18.0, "upper_error": 8.8, "lower_error": -6.6, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 1 }, { "name": "redshift", "unit": "", "description": "na", "best": 0.44, "upper_error": 0.27, "lower_error": -0.18, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 2 }, { "name": "total_mass_source", "unit": "M_sun", "description": "na", "best": 60.0, "upper_error": 15.0, "lower_error": -11.0, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 0 }, { "name": "far", "unit": "1/yr", "description": "na", "best": 1e-05, "upper_error": null, "lower_error": null, "is_upper_limit": true, "is_lower_limit": false, "decimal_places": 6 }, { "name": "p_astro", "unit": "", "description": "na", "best": 0.99, "upper_error": null, "lower_error": null, "is_upper_limit": false, "is_lower_limit": true, "decimal_places": 2 }, { "name": "network_matched_filter_snr", "unit": "", "description": "na", "best": 10.1, "upper_error": null, "lower_error": null, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 1 } ] }, { "name": "GW230702_185453", "shortName": "GW230702_185453-v2", "gps": 1372359311.7, "version": 2, "catalog": "GWTC-4.1", "detectors": [ "H1", "L1" ], "detail_url": "https://gwosc.org/api/v2/event-versions/GW230702_185453-v2?format=api", "default_parameters": [ { "name": "chirp_mass_source", "unit": "M_sun", "description": "na", "best": 22.9, "upper_error": 4.1, "lower_error": -3.6, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 1 }, { "name": "chi_eff", "unit": "", "description": "na", "best": 0.05, "upper_error": 0.3, "lower_error": -0.26, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 2 }, { "name": "final_mass_source", "unit": "M_sun", "description": "na", "best": 57.0, "upper_error": 16.0, "lower_error": -11.0, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 0 }, { "name": "luminosity_distance", "unit": "Mpc", "description": "na", "best": 2500.0, "upper_error": 2000.0, "lower_error": -1100.0, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 0 }, { "name": "mass_1_source", "unit": "M_sun", "description": "na", "best": 40.0, "upper_error": 21.0, "lower_error": -13.0, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 0 }, { "name": "mass_2_source", "unit": "M_sun", "description": "na", "best": 18.0, "upper_error": 8.8, "lower_error": -6.6, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 1 }, { "name": "redshift", "unit": "", "description": "na", "best": 0.44, "upper_error": 0.27, "lower_error": -0.18, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 2 }, { "name": "total_mass_source", "unit": "M_sun", "description": "na", "best": 60.0, "upper_error": 15.0, "lower_error": -11.0, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 0 }, { "name": "far", "unit": "1/yr", "description": "na", "best": 1e-05, "upper_error": null, "lower_error": null, "is_upper_limit": true, "is_lower_limit": false, "decimal_places": 6 }, { "name": "p_astro", "unit": "", "description": "na", "best": 0.99, "upper_error": null, "lower_error": null, "is_upper_limit": false, "is_lower_limit": true, "decimal_places": 2 }, { "name": "network_matched_filter_snr", "unit": "", "description": "na", "best": 10.1, "upper_error": null, "lower_error": null, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 1 } ] }, { "name": "GW230702_162025", "shortName": "GW230702_162025-v1", "gps": 1372350043.9, "version": 1, "catalog": "GWTC-4.0", "detectors": [ "H1", "L1" ], "detail_url": "https://gwosc.org/api/v2/event-versions/GW230702_162025-v1?format=api", "default_parameters": [ { "name": "far", "unit": "1/yr", "description": "na", "best": 6.5, "upper_error": null, "lower_error": null, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 1 }, { "name": "p_astro", "unit": "", "description": "na", "best": 0.6, "upper_error": null, "lower_error": null, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 2 }, { "name": "network_matched_filter_snr", "unit": "", "description": "na", "best": 9.2, "upper_error": null, "lower_error": null, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 1 } ] }, { "name": "GW230702_162025", "shortName": "GW230702_162025-v2", "gps": 1372350043.9, "version": 2, "catalog": "GWTC-4.1", "detectors": [ "H1", "L1" ], "detail_url": "https://gwosc.org/api/v2/event-versions/GW230702_162025-v2?format=api", "default_parameters": [ { "name": "far", "unit": "1/yr", "description": "na", "best": 6.5, "upper_error": null, "lower_error": null, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 1 }, { "name": "p_astro", "unit": "", "description": "na", "best": 0.6, "upper_error": null, "lower_error": null, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 2 }, { "name": "network_matched_filter_snr", "unit": "", "description": "na", "best": 9.2, "upper_error": null, "lower_error": null, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 1 } ] }, { "name": "GW230630_234532", "shortName": "GW230630_234532-v1", "gps": 1372203950.4, "version": 1, "catalog": "GWTC-4.0", "detectors": [ "H1", "L1" ], "detail_url": "https://gwosc.org/api/v2/event-versions/GW230630_234532-v1?format=api", "default_parameters": [ { "name": "chirp_mass_source", "unit": "M_sun", "description": "na", "best": 7.06, "upper_error": 0.56, "lower_error": -0.48, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 2 }, { "name": "chi_eff", "unit": "", "description": "na", "best": -0.04, "upper_error": 0.16, "lower_error": -0.09, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 2 }, { "name": "final_mass_source", "unit": "M_sun", "description": "na", "best": 16.1, "upper_error": 2.2, "lower_error": -1.4, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 1 }, { "name": "luminosity_distance", "unit": "Mpc", "description": "na", "best": 1090.0, "upper_error": 520.0, "lower_error": -490.0, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 0 }, { "name": "mass_1_source", "unit": "M_sun", "description": "na", "best": 10.0, "upper_error": 3.6, "lower_error": -1.9, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 1 }, { "name": "mass_2_source", "unit": "M_sun", "description": "na", "best": 6.6, "upper_error": 1.5, "lower_error": -1.6, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 1 }, { "name": "redshift", "unit": "", "description": "na", "best": 0.21, "upper_error": 0.09, "lower_error": -0.09, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 2 }, { "name": "total_mass_source", "unit": "M_sun", "description": "na", "best": 16.8, "upper_error": 2.2, "lower_error": -1.4, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 1 }, { "name": "far", "unit": "1/yr", "description": "na", "best": 0.00042, "upper_error": null, "lower_error": null, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 5 }, { "name": "p_astro", "unit": "", "description": "na", "best": 0.99, "upper_error": null, "lower_error": null, "is_upper_limit": false, "is_lower_limit": true, "decimal_places": 2 }, { "name": "network_matched_filter_snr", "unit": "", "description": "na", "best": 9.9, "upper_error": null, "lower_error": null, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 1 } ] }, { "name": "GW230630_234532", "shortName": "GW230630_234532-v2", "gps": 1372203950.4, "version": 2, "catalog": "GWTC-4.1", "detectors": [ "H1", "L1" ], "detail_url": "https://gwosc.org/api/v2/event-versions/GW230630_234532-v2?format=api", "default_parameters": [ { "name": "chirp_mass_source", "unit": "M_sun", "description": "na", "best": 7.06, "upper_error": 0.56, "lower_error": -0.48, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 2 }, { "name": "chi_eff", "unit": "", "description": "na", "best": -0.04, "upper_error": 0.16, "lower_error": -0.09, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 2 }, { "name": "final_mass_source", "unit": "M_sun", "description": "na", "best": 16.1, "upper_error": 2.2, "lower_error": -1.4, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 1 }, { "name": "luminosity_distance", "unit": "Mpc", "description": "na", "best": 1090.0, "upper_error": 520.0, "lower_error": -490.0, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 0 }, { "name": "mass_1_source", "unit": "M_sun", "description": "na", "best": 10.0, "upper_error": 3.6, "lower_error": -1.9, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 1 }, { "name": "mass_2_source", "unit": "M_sun", "description": "na", "best": 6.6, "upper_error": 1.5, "lower_error": -1.6, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 1 }, { "name": "redshift", "unit": "", "description": "na", "best": 0.21, "upper_error": 0.09, "lower_error": -0.09, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 2 }, { "name": "total_mass_source", "unit": "M_sun", "description": "na", "best": 16.8, "upper_error": 2.2, "lower_error": -1.4, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 1 }, { "name": "far", "unit": "1/yr", "description": "na", "best": 0.00042, "upper_error": null, "lower_error": null, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 5 }, { "name": "p_astro", "unit": "", "description": "na", "best": 0.99, "upper_error": null, "lower_error": null, "is_upper_limit": false, "is_lower_limit": true, "decimal_places": 2 }, { "name": "network_matched_filter_snr", "unit": "", "description": "na", "best": 9.9, "upper_error": null, "lower_error": null, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 1 } ] }, { "name": "GW230630_125806", "shortName": "GW230630_125806-v1", "gps": 1372165104.9, "version": 1, "catalog": "GWTC-4.0", "detectors": [ "H1", "L1" ], "detail_url": "https://gwosc.org/api/v2/event-versions/GW230630_125806-v1?format=api", "default_parameters": [ { "name": "chirp_mass_source", "unit": "M_sun", "description": "na", "best": 35.0, "upper_error": 11.4, "lower_error": -8.4, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 1 }, { "name": "chi_eff", "unit": "", "description": "na", "best": 0.18, "upper_error": 0.3, "lower_error": -0.3, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 2 }, { "name": "final_mass_source", "unit": "M_sun", "description": "na", "best": 80.0, "upper_error": 24.0, "lower_error": -18.0, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 0 }, { "name": "luminosity_distance", "unit": "Mpc", "description": "na", "best": 5400.0, "upper_error": 5100.0, "lower_error": -3000.0, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 0 }, { "name": "mass_1_source", "unit": "M_sun", "description": "na", "best": 51.0, "upper_error": 20.0, "lower_error": -15.0, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 0 }, { "name": "mass_2_source", "unit": "M_sun", "description": "na", "best": 33.0, "upper_error": 15.0, "lower_error": -13.0, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 0 }, { "name": "redshift", "unit": "", "description": "na", "best": 0.83, "upper_error": 0.59, "lower_error": -0.41, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 2 }, { "name": "total_mass_source", "unit": "M_sun", "description": "na", "best": 84.0, "upper_error": 26.0, "lower_error": -19.0, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 0 }, { "name": "far", "unit": "1/yr", "description": "na", "best": 0.16, "upper_error": null, "lower_error": null, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 2 }, { "name": "p_astro", "unit": "", "description": "na", "best": 0.99, "upper_error": null, "lower_error": null, "is_upper_limit": false, "is_lower_limit": true, "decimal_places": 2 }, { "name": "network_matched_filter_snr", "unit": "", "description": "na", "best": 9.0, "upper_error": null, "lower_error": null, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 1 } ] }, { "name": "GW230630_125806", "shortName": "GW230630_125806-v2", "gps": 1372165104.9, "version": 2, "catalog": "GWTC-4.1", "detectors": [ "H1", "L1" ], "detail_url": "https://gwosc.org/api/v2/event-versions/GW230630_125806-v2?format=api", "default_parameters": [ { "name": "chirp_mass_source", "unit": "M_sun", "description": "na", "best": 35.0, "upper_error": 11.4, "lower_error": -8.4, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 1 }, { "name": "chi_eff", "unit": "", "description": "na", "best": 0.18, "upper_error": 0.3, "lower_error": -0.3, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 2 }, { "name": "final_mass_source", "unit": "M_sun", "description": "na", "best": 80.0, "upper_error": 24.0, "lower_error": -18.0, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 0 }, { "name": "luminosity_distance", "unit": "Mpc", "description": "na", "best": 5400.0, "upper_error": 5100.0, "lower_error": -3000.0, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 0 }, { "name": "mass_1_source", "unit": "M_sun", "description": "na", "best": 51.0, "upper_error": 20.0, "lower_error": -15.0, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 0 }, { "name": "mass_2_source", "unit": "M_sun", "description": "na", "best": 33.0, "upper_error": 15.0, "lower_error": -13.0, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 0 }, { "name": "redshift", "unit": "", "description": "na", "best": 0.83, "upper_error": 0.59, "lower_error": -0.41, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 2 }, { "name": "total_mass_source", "unit": "M_sun", "description": "na", "best": 84.0, "upper_error": 26.0, "lower_error": -19.0, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 0 }, { "name": "far", "unit": "1/yr", "description": "na", "best": 0.048, "upper_error": null, "lower_error": null, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 3 }, { "name": "p_astro", "unit": "", "description": "na", "best": 0.99, "upper_error": null, "lower_error": null, "is_upper_limit": false, "is_lower_limit": true, "decimal_places": 2 }, { "name": "network_matched_filter_snr", "unit": "", "description": "na", "best": 9.0, "upper_error": null, "lower_error": null, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 1 } ] }, { "name": "GW230630_070659", "shortName": "GW230630_070659-v1", "gps": 1372144037.0, "version": 1, "catalog": "GWTC-4.0", "detectors": [ "H1", "L1" ], "detail_url": "https://gwosc.org/api/v2/event-versions/GW230630_070659-v1?format=api", "default_parameters": [ { "name": "far", "unit": "1/yr", "description": "na", "best": 0.47000000000000003, "upper_error": null, "lower_error": null, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 2 }, { "name": "p_astro", "unit": "", "description": "na", "best": 0.88, "upper_error": null, "lower_error": null, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 2 }, { "name": "network_matched_filter_snr", "unit": "", "description": "na", "best": 9.8, "upper_error": null, "lower_error": null, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 1 } ] }, { "name": "GW230630_070659", "shortName": "GW230630_070659-v2", "gps": 1372144037.0, "version": 2, "catalog": "GWTC-4.1", "detectors": [ "H1", "L1" ], "detail_url": "https://gwosc.org/api/v2/event-versions/GW230630_070659-v2?format=api", "default_parameters": [ { "name": "far", "unit": "1/yr", "description": "na", "best": 0.47000000000000003, "upper_error": null, "lower_error": null, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 2 }, { "name": "p_astro", "unit": "", "description": "na", "best": 0.96, "upper_error": null, "lower_error": null, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 2 }, { "name": "network_matched_filter_snr", "unit": "", "description": "na", "best": 9.8, "upper_error": null, "lower_error": null, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 1 } ] }, { "name": "GW230628_231200", "shortName": "GW230628_231200-v1", "gps": 1372029138.4, "version": 1, "catalog": "GWTC-4.0", "detectors": [ "H1", "L1" ], "detail_url": "https://gwosc.org/api/v2/event-versions/GW230628_231200-v1?format=api", "default_parameters": [ { "name": "chirp_mass_source", "unit": "M_sun", "description": "na", "best": 25.5, "upper_error": 3.8, "lower_error": -2.2, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 1 }, { "name": "chi_eff", "unit": "", "description": "na", "best": -0.01, "upper_error": 0.16, "lower_error": -0.17, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 2 }, { "name": "final_mass_source", "unit": "M_sun", "description": "na", "best": 56.4, "upper_error": 8.0, "lower_error": -4.5, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 1 }, { "name": "luminosity_distance", "unit": "Mpc", "description": "na", "best": 2260.0, "upper_error": 790.0, "lower_error": -1080.0, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 0 }, { "name": "mass_1_source", "unit": "M_sun", "description": "na", "best": 32.5, "upper_error": 6.1, "lower_error": -3.9, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 1 }, { "name": "mass_2_source", "unit": "M_sun", "description": "na", "best": 27.0, "upper_error": 4.9, "lower_error": -5.2, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 1 }, { "name": "redshift", "unit": "", "description": "na", "best": 0.4, "upper_error": 0.12, "lower_error": -0.17, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 2 }, { "name": "total_mass_source", "unit": "M_sun", "description": "na", "best": 59.2, "upper_error": 8.5, "lower_error": -4.9, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 1 }, { "name": "far", "unit": "1/yr", "description": "na", "best": 1e-05, "upper_error": null, "lower_error": null, "is_upper_limit": true, "is_lower_limit": false, "decimal_places": 6 }, { "name": "p_astro", "unit": "", "description": "na", "best": 0.99, "upper_error": null, "lower_error": null, "is_upper_limit": false, "is_lower_limit": true, "decimal_places": 2 }, { "name": "network_matched_filter_snr", "unit": "", "description": "na", "best": 16.4, "upper_error": null, "lower_error": null, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 1 } ] }, { "name": "GW230628_231200", "shortName": "GW230628_231200-v2", "gps": 1372029138.4, "version": 2, "catalog": "GWTC-4.1", "detectors": [ "H1", "L1" ], "detail_url": "https://gwosc.org/api/v2/event-versions/GW230628_231200-v2?format=api", "default_parameters": [ { "name": "chirp_mass_source", "unit": "M_sun", "description": "na", "best": 25.5, "upper_error": 3.8, "lower_error": -2.2, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 1 }, { "name": "chi_eff", "unit": "", "description": "na", "best": -0.01, "upper_error": 0.16, "lower_error": -0.17, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 2 }, { "name": "final_mass_source", "unit": "M_sun", "description": "na", "best": 56.4, "upper_error": 8.0, "lower_error": -4.5, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 1 }, { "name": "luminosity_distance", "unit": "Mpc", "description": "na", "best": 2260.0, "upper_error": 790.0, "lower_error": -1080.0, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 0 }, { "name": "mass_1_source", "unit": "M_sun", "description": "na", "best": 32.5, "upper_error": 6.1, "lower_error": -3.9, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 1 }, { "name": "mass_2_source", "unit": "M_sun", "description": "na", "best": 27.0, "upper_error": 4.9, "lower_error": -5.2, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 1 }, { "name": "redshift", "unit": "", "description": "na", "best": 0.4, "upper_error": 0.12, "lower_error": -0.17, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 2 }, { "name": "total_mass_source", "unit": "M_sun", "description": "na", "best": 59.2, "upper_error": 8.5, "lower_error": -4.9, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 1 }, { "name": "far", "unit": "1/yr", "description": "na", "best": 1e-05, "upper_error": null, "lower_error": null, "is_upper_limit": true, "is_lower_limit": false, "decimal_places": 6 }, { "name": "p_astro", "unit": "", "description": "na", "best": 0.99, "upper_error": null, "lower_error": null, "is_upper_limit": false, "is_lower_limit": true, "decimal_places": 2 }, { "name": "network_matched_filter_snr", "unit": "", "description": "na", "best": 16.4, "upper_error": null, "lower_error": null, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 1 } ] }, { "name": "GW230627_015337", "shortName": "GW230627_015337-v1", "gps": 1371866035.8, "version": 1, "catalog": "GWTC-4.0", "detectors": [ "H1", "L1" ], "detail_url": "https://gwosc.org/api/v2/event-versions/GW230627_015337-v1?format=api", "default_parameters": [ { "name": "chirp_mass_source", "unit": "M_sun", "description": "na", "best": 6.02, "upper_error": 0.17, "lower_error": -0.07, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 2 }, { "name": "chi_eff", "unit": "", "description": "na", "best": 0.02, "upper_error": 0.08, "lower_error": -0.04, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 2 }, { "name": "final_mass_source", "unit": "M_sun", "description": "na", "best": 13.57, "upper_error": 0.83, "lower_error": -0.48, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 2 }, { "name": "luminosity_distance", "unit": "Mpc", "description": "na", "best": 305.0, "upper_error": 65.0, "lower_error": -139.0, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 0 }, { "name": "mass_1_source", "unit": "M_sun", "description": "na", "best": 8.4, "upper_error": 1.7, "lower_error": -1.3, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 1 }, { "name": "mass_2_source", "unit": "M_sun", "description": "na", "best": 5.74, "upper_error": 0.99, "lower_error": -0.92, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 2 }, { "name": "redshift", "unit": "", "description": "na", "best": 0.07, "upper_error": 0.01, "lower_error": -0.03, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 2 }, { "name": "total_mass_source", "unit": "M_sun", "description": "na", "best": 14.22, "upper_error": 0.79, "lower_error": -0.47, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 2 }, { "name": "far", "unit": "1/yr", "description": "na", "best": 1e-05, "upper_error": null, "lower_error": null, "is_upper_limit": true, "is_lower_limit": false, "decimal_places": 6 }, { "name": "p_astro", "unit": "", "description": "na", "best": 0.99, "upper_error": null, "lower_error": null, "is_upper_limit": false, "is_lower_limit": true, "decimal_places": 2 }, { "name": "network_matched_filter_snr", "unit": "", "description": "na", "best": 28.7, "upper_error": null, "lower_error": null, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 1 } ] } ] }