Catalog Event List
Return all events from a given catalog.
Query parameters:
include-default-parameters: iftrueor empty, include a list with the preferred values for default parameters.pagesize=<int>: Number of results to return per page.
Rel URLs:
- Follow
parameters_urlfor a list of parameter estimations. - Follow
timelines_urlfor a list of timelines and segments.
GET /api/v2/catalogs/GWTC-4.1/events?format=api&include-default-parameters=true&page=4
{ "next": "https://gwosc.org/api/v2/catalogs/GWTC-4.1/events?format=api&include-default-parameters=true&page=5", "previous": "https://gwosc.org/api/v2/catalogs/GWTC-4.1/events?format=api&include-default-parameters=true&page=3", "results_count": 140, "results_per_page": 20, "num_pages": 7, "page_number": 4, "results": [ { "name": "GW230927_153832", "shortName": "GW230927_153832-v2", "gps": 1379864330.9, "version": 2, "catalog": "GWTC-4.1", "detectors": [ "H1", "L1" ], "detail_url": "https://gwosc.org/api/v2/event-versions/GW230927_153832-v2?format=api", "default_parameters": [ { "name": "chirp_mass_source", "unit": "M_sun", "description": "na", "best": 16.37, "upper_error": 1.43, "lower_error": -0.8, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 2 }, { "name": "chi_eff", "unit": "", "description": "na", "best": 0.03, "upper_error": 0.08, "lower_error": -0.08, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 2 }, { "name": "final_mass_source", "unit": "M_sun", "description": "na", "best": 36.5, "upper_error": 3.1, "lower_error": -2.1, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 1 }, { "name": "luminosity_distance", "unit": "Mpc", "description": "na", "best": 1190.0, "upper_error": 370.0, "lower_error": -540.0, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 0 }, { "name": "mass_1_source", "unit": "M_sun", "description": "na", "best": 21.7, "upper_error": 3.8, "lower_error": -2.8, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 1 }, { "name": "mass_2_source", "unit": "M_sun", "description": "na", "best": 16.6, "upper_error": 2.5, "lower_error": -2.6, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 1 }, { "name": "redshift", "unit": "", "description": "na", "best": 0.23, "upper_error": 0.06, "lower_error": -0.1, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 2 }, { "name": "total_mass_source", "unit": "M_sun", "description": "na", "best": 38.3, "upper_error": 3.3, "lower_error": -2.1, "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": 20.3, "upper_error": null, "lower_error": null, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 1 } ] }, { "name": "GW230927_043729", "shortName": "GW230927_043729-v2", "gps": 1379824667.1, "version": 2, "catalog": "GWTC-4.1", "detectors": [ "H1", "L1" ], "detail_url": "https://gwosc.org/api/v2/event-versions/GW230927_043729-v2?format=api", "default_parameters": [ { "name": "chirp_mass_source", "unit": "M_sun", "description": "na", "best": 26.5, "upper_error": 5.6, "lower_error": -3.5, "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": -0.22, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 2 }, { "name": "final_mass_source", "unit": "M_sun", "description": "na", "best": 59.0, "upper_error": 11.8, "lower_error": -7.8, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 1 }, { "name": "luminosity_distance", "unit": "Mpc", "description": "na", "best": 3200.0, "upper_error": 1800.0, "lower_error": -1700.0, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 0 }, { "name": "mass_1_source", "unit": "M_sun", "description": "na", "best": 35.0, "upper_error": 8.6, "lower_error": -6.2, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 1 }, { "name": "mass_2_source", "unit": "M_sun", "description": "na", "best": 27.1, "upper_error": 7.3, "lower_error": -6.5, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 1 }, { "name": "redshift", "unit": "", "description": "na", "best": 0.55, "upper_error": 0.24, "lower_error": -0.26, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 2 }, { "name": "total_mass_source", "unit": "M_sun", "description": "na", "best": 61.9, "upper_error": 12.6, "lower_error": -8.2, "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": 12.1, "upper_error": null, "lower_error": null, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 1 } ] }, { "name": "GW230925_143957", "shortName": "GW230925_143957-v2", "gps": 1379688015.5, "version": 2, "catalog": "GWTC-4.1", "detectors": [ "H1", "L1" ], "detail_url": "https://gwosc.org/api/v2/event-versions/GW230925_143957-v2?format=api", "default_parameters": [ { "name": "far", "unit": "1/yr", "description": "na", "best": 8.2, "upper_error": null, "lower_error": null, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 1 }, { "name": "p_astro", "unit": "", "description": "na", "best": 0.55, "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": 8.0, "upper_error": null, "lower_error": null, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 1 } ] }, { "name": "GW230924_124453", "shortName": "GW230924_124453-v2", "gps": 1379594711.8, "version": 2, "catalog": "GWTC-4.1", "detectors": [ "H1", "L1" ], "detail_url": "https://gwosc.org/api/v2/event-versions/GW230924_124453-v2?format=api", "default_parameters": [ { "name": "chirp_mass_source", "unit": "M_sun", "description": "na", "best": 22.3, "upper_error": 3.1, "lower_error": -2.1, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 1 }, { "name": "chi_eff", "unit": "", "description": "na", "best": 0.02, "upper_error": 0.18, "lower_error": -0.18, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 2 }, { "name": "final_mass_source", "unit": "M_sun", "description": "na", "best": 49.4, "upper_error": 6.7, "lower_error": -4.6, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 1 }, { "name": "luminosity_distance", "unit": "Mpc", "description": "na", "best": 2400.0, "upper_error": 1000.0, "lower_error": -1000.0, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 0 }, { "name": "mass_1_source", "unit": "M_sun", "description": "na", "best": 28.8, "upper_error": 5.7, "lower_error": -4.0, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 1 }, { "name": "mass_2_source", "unit": "M_sun", "description": "na", "best": 23.2, "upper_error": 4.4, "lower_error": -4.3, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 1 }, { "name": "redshift", "unit": "", "description": "na", "best": 0.42, "upper_error": 0.15, "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": 51.8, "upper_error": 7.1, "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": 13.5, "upper_error": null, "lower_error": null, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 1 } ] }, { "name": "GW230922_040658", "shortName": "GW230922_040658-v2", "gps": 1379390836.1, "version": 2, "catalog": "GWTC-4.1", "detectors": [ "H1", "L1" ], "detail_url": "https://gwosc.org/api/v2/event-versions/GW230922_040658-v2?format=api", "default_parameters": [ { "name": "chirp_mass_source", "unit": "M_sun", "description": "na", "best": 52.0, "upper_error": 17.0, "lower_error": -11.0, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 0 }, { "name": "chi_eff", "unit": "", "description": "na", "best": 0.31, "upper_error": 0.26, "lower_error": -0.31, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 2 }, { "name": "final_mass_source", "unit": "M_sun", "description": "na", "best": 119.0, "upper_error": 34.0, "lower_error": -21.0, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 0 }, { "name": "luminosity_distance", "unit": "Mpc", "description": "na", "best": 6500.0, "upper_error": 4100.0, "lower_error": -3500.0, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 0 }, { "name": "mass_1_source", "unit": "M_sun", "description": "na", "best": 76.0, "upper_error": 28.0, "lower_error": -18.0, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 0 }, { "name": "mass_2_source", "unit": "M_sun", "description": "na", "best": 51.0, "upper_error": 22.0, "lower_error": -24.0, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 0 }, { "name": "redshift", "unit": "", "description": "na", "best": 0.96, "upper_error": 0.47, "lower_error": -0.45, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 2 }, { "name": "total_mass_source", "unit": "M_sun", "description": "na", "best": 125.0, "upper_error": 37.0, "lower_error": -21.0, "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": 12.5, "upper_error": null, "lower_error": null, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 1 } ] }, { "name": "GW230922_020344", "shortName": "GW230922_020344-v2", "gps": 1379383442.9, "version": 2, "catalog": "GWTC-4.1", "detectors": [ "H1", "L1" ], "detail_url": "https://gwosc.org/api/v2/event-versions/GW230922_020344-v2?format=api", "default_parameters": [ { "name": "chirp_mass_source", "unit": "M_sun", "description": "na", "best": 29.2, "upper_error": 3.7, "lower_error": -2.7, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 1 }, { "name": "chi_eff", "unit": "", "description": "na", "best": 0.03, "upper_error": 0.2, "lower_error": -0.2, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 2 }, { "name": "final_mass_source", "unit": "M_sun", "description": "na", "best": 65.4, "upper_error": 8.6, "lower_error": -6.2, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 1 }, { "name": "luminosity_distance", "unit": "Mpc", "description": "na", "best": 1640.0, "upper_error": 730.0, "lower_error": -740.0, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 0 }, { "name": "mass_1_source", "unit": "M_sun", "description": "na", "best": 39.3, "upper_error": 10.2, "lower_error": -6.4, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 1 }, { "name": "mass_2_source", "unit": "M_sun", "description": "na", "best": 29.2, "upper_error": 5.6, "lower_error": -6.2, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 1 }, { "name": "redshift", "unit": "", "description": "na", "best": 0.31, "upper_error": 0.11, "lower_error": -0.13, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 2 }, { "name": "total_mass_source", "unit": "M_sun", "description": "na", "best": 68.7, "upper_error": 9.1, "lower_error": -6.6, "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": 13.4, "upper_error": null, "lower_error": null, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 1 } ] }, { "name": "GW230920_071124", "shortName": "GW230920_071124-v2", "gps": 1379229102.7, "version": 2, "catalog": "GWTC-4.1", "detectors": [ "H1", "L1" ], "detail_url": "https://gwosc.org/api/v2/event-versions/GW230920_071124-v2?format=api", "default_parameters": [ { "name": "chirp_mass_source", "unit": "M_sun", "description": "na", "best": 23.9, "upper_error": 4.6, "lower_error": -3.5, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 1 }, { "name": "final_mass_source", "unit": "M_sun", "description": "na", "best": 53.8, "upper_error": 9.6, "lower_error": -7.6, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 1 }, { "name": "luminosity_distance", "unit": "Mpc", "description": "na", "best": 2900.0, "upper_error": 1800.0, "lower_error": -1400.0, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 0 }, { "name": "mass_1_source", "unit": "M_sun", "description": "na", "best": 32.4, "upper_error": 9.1, "lower_error": -6.2, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 1 }, { "name": "mass_2_source", "unit": "M_sun", "description": "na", "best": 23.8, "upper_error": 6.6, "lower_error": -6.8, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 1 }, { "name": "redshift", "unit": "", "description": "na", "best": 0.49, "upper_error": 0.24, "lower_error": -0.21, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 2 }, { "name": "total_mass_source", "unit": "M_sun", "description": "na", "best": 56.4, "upper_error": 10.3, "lower_error": -8.0, "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": 11.1, "upper_error": null, "lower_error": null, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 1 } ] }, { "name": "GW230920_064709", "shortName": "GW230920_064709-v2", "gps": 1379227647.3, "version": 2, "catalog": "GWTC-4.1", "detectors": [ "H1", "L1" ], "detail_url": "https://gwosc.org/api/v2/event-versions/GW230920_064709-v2?format=api", "default_parameters": [ { "name": "far", "unit": "1/yr", "description": "na", "best": 3.2, "upper_error": null, "lower_error": null, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 1 }, { "name": "p_astro", "unit": "", "description": "na", "best": 0.79, "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": 9.5, "upper_error": null, "lower_error": null, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 1 } ] }, { "name": "GW230919_215712", "shortName": "GW230919_215712-v2", "gps": 1379195850.0, "version": 2, "catalog": "GWTC-4.1", "detectors": [ "H1", "L1" ], "detail_url": "https://gwosc.org/api/v2/event-versions/GW230919_215712-v2?format=api", "default_parameters": [ { "name": "chirp_mass_source", "unit": "M_sun", "description": "na", "best": 21.0, "upper_error": 1.9, "lower_error": -2.0, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 1 }, { "name": "chi_eff", "unit": "", "description": "na", "best": 0.18, "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": 46.5, "upper_error": 4.0, "lower_error": -4.3, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 1 }, { "name": "luminosity_distance", "unit": "Mpc", "description": "na", "best": 1330.0, "upper_error": 790.0, "lower_error": -510.0, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 0 }, { "name": "mass_1_source", "unit": "M_sun", "description": "na", "best": 27.3, "upper_error": 5.5, "lower_error": -3.7, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 1 }, { "name": "mass_2_source", "unit": "M_sun", "description": "na", "best": 21.4, "upper_error": 3.5, "lower_error": -4.2, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 1 }, { "name": "redshift", "unit": "", "description": "na", "best": 0.25, "upper_error": 0.13, "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": 49.1, "upper_error": 4.2, "lower_error": -4.5, "is_upper_limit": false, "is_lower_limit": false, 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