Event Version List
Return all event versions
Query Parameters
name-contains=<string>release=<cat1>[,<cat2>]min-<param-name>=<value>max-<param-name>=<value>lastver=falseinclude-default-parameters: iftrueor empty, include a list with the preferred values for default parameters.
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=5
{ "next": "https://gwosc.org/api/v2/event-versions?format=api&include-default-parameters=true&page=6", "previous": "https://gwosc.org/api/v2/event-versions?format=api&include-default-parameters=true&page=4", "results_count": 225, "results_per_page": 20, "num_pages": 12, "page_number": 5, "results": [ { "name": "GW190828_063405", "shortName": "GW190828_063405-v2", "gps": 1251009263.7, "version": 2, "catalog": "GWTC-2.1-confident", "detectors": [ "H1", "L1", "V1" ], "detail_url": "https://gwosc.org/api/v2/event-versions/GW190828_063405-v2?format=api", "default_parameters": [ { "name": "chirp_mass_source", "unit": "M_sun", "description": "na", "best": 24.6, "upper_error": 3.6, "lower_error": -2.0, "is_upper_limit": false, "is_lower_limit": false }, { "name": "chi_eff", "unit": "", "description": "na", "best": 0.15, "upper_error": 0.15, "lower_error": -0.16, "is_upper_limit": false, "is_lower_limit": false }, { "name": "final_mass_source", "unit": "M_sun", "description": "na", "best": 54.3, "upper_error": 7.3, "lower_error": -4.0, "is_upper_limit": false, "is_lower_limit": false }, { "name": "luminosity_distance", "unit": "Mpc", "description": "na", "best": 2070.0, "upper_error": 650.0, "lower_error": -920.0, "is_upper_limit": false, "is_lower_limit": false }, { "name": "mass_1_source", "unit": "M_sun", "description": "na", "best": 31.9, "upper_error": 5.4, "lower_error": -4.1, "is_upper_limit": false, "is_lower_limit": false }, { "name": "mass_2_source", "unit": "M_sun", "description": "na", "best": 25.8, "upper_error": 4.9, "lower_error": -5.3, "is_upper_limit": false, "is_lower_limit": false }, { "name": "network_matched_filter_snr", "unit": "", "description": "na", "best": 16.5, "upper_error": 0.2, "lower_error": -0.3, "is_upper_limit": false, "is_lower_limit": false }, { "name": "redshift", "unit": "", "description": "na", "best": 0.38, "upper_error": 0.1, "lower_error": -0.15, "is_upper_limit": false, "is_lower_limit": false }, { "name": "total_mass_source", "unit": "M_sun", "description": "na", "best": 57.2, "upper_error": 7.9, "lower_error": -4.3, "is_upper_limit": false, "is_lower_limit": false }, { "name": "far", "unit": "1/yr", "description": "na", "best": 1e-05, "upper_error": null, "lower_error": null, "is_upper_limit": true, "is_lower_limit": false }, { "name": "p_astro", "unit": "", "description": "na", "best": 1.0, "upper_error": null, "lower_error": null, "is_upper_limit": false, "is_lower_limit": false } ] }, { "name": "GW190828_063405", "shortName": "GW190828_063405-v3", "gps": 1251009263.7, "version": 3, "catalog": "IAS-O3a", "detectors": [ "H1", "L1", "V1" ], "detail_url": "https://gwosc.org/api/v2/event-versions/GW190828_063405-v3?format=api", "default_parameters": [ { "name": "chirp_mass", "unit": "M_sun", "description": "na", "best": 35.0, "upper_error": 37.0, "lower_error": -7.0, "is_upper_limit": false, "is_lower_limit": false }, { "name": "chirp_mass_source", "unit": "M_sun", "description": "na", "best": 25.0, "upper_error": 19.0, "lower_error": -3.0, "is_upper_limit": false, "is_lower_limit": false }, { "name": "chi_eff", "unit": "", "description": "na", "best": 0.2, "upper_error": 0.5, "lower_error": -0.6, "is_upper_limit": false, "is_lower_limit": false }, { "name": "luminosity_distance", "unit": "Mpc", "description": "na", "best": 2300.0, "upper_error": 1700.0, "lower_error": -1200.0, "is_upper_limit": false, "is_lower_limit": false }, { "name": "mass_1_source", "unit": "M_sun", "description": "na", "best": 33.0, "upper_error": 64.0, "lower_error": -5.0, "is_upper_limit": false, "is_lower_limit": false }, { "name": "mass_2_source", "unit": "M_sun", "description": "na", "best": 26.0, "upper_error": 9.0, "lower_error": -12.0, "is_upper_limit": false, "is_lower_limit": false }, { "name": "redshift", "unit": "", "description": "na", "best": 0.41, "upper_error": 0.24, "lower_error": -0.19, "is_upper_limit": false, "is_lower_limit": false }, { "name": "total_mass_source", "unit": "M_sun", "description": "na", "best": 58.0, "upper_error": 68.0, "lower_error": -5.0, "is_upper_limit": false, "is_lower_limit": false }, { "name": "far", "unit": "1/yr", "description": "na", "best": 0.001, "upper_error": null, "lower_error": null, "is_upper_limit": true, "is_lower_limit": false }, { "name": "p_astro", "unit": "", "description": "na", "best": 1.0, "upper_error": null, "lower_error": null, "is_upper_limit": false, "is_lower_limit": false }, { "name": "network_matched_filter_snr", "unit": "", "description": "na", "best": 16.0, "upper_error": null, "lower_error": null, "is_upper_limit": false, "is_lower_limit": false } ] }, { "name": "GW190821_124821", "shortName": "GW190821_124821-v1", "gps": 1250426919.9, "version": 1, "catalog": "IAS-O3a", "detectors": [ "H1", "L1", "V1" ], "detail_url": "https://gwosc.org/api/v2/event-versions/GW190821_124821-v1?format=api", "default_parameters": [ { "name": "chirp_mass", "unit": "M_sun", "description": "na", "best": 5.59, "upper_error": 0.16, "lower_error": -0.12, "is_upper_limit": false, "is_lower_limit": false }, { "name": "chirp_mass_source", "unit": "M_sun", "description": "na", "best": 4.8, "upper_error": 0.3, "lower_error": -2.0, "is_upper_limit": false, "is_lower_limit": false }, { "name": "chi_eff", "unit": "", "description": "na", "best": -0.4, "upper_error": 0.8, "lower_error": -0.3, "is_upper_limit": false, "is_lower_limit": false }, { "name": "luminosity_distance", "unit": "Mpc", "description": "na", "best": 800.0, "upper_error": 5800.0, "lower_error": -400.0, "is_upper_limit": false, "is_lower_limit": false }, { "name": "mass_1_source", "unit": "M_sun", "description": "na", "best": 8.0, "upper_error": 9.0, "lower_error": -2.0, "is_upper_limit": false, "is_lower_limit": false }, { "name": "mass_2_source", "unit": "M_sun", "description": "na", "best": 3.9, "upper_error": 1.4, "lower_error": -2.4, "is_upper_limit": false, "is_lower_limit": false }, { "name": "redshift", "unit": "", "description": "na", "best": 0.17, "upper_error": 0.8, "lower_error": -0.08, "is_upper_limit": false, "is_lower_limit": false }, { "name": "total_mass_source", "unit": "M_sun", "description": "na", "best": 11.9, "upper_error": 7.1, "lower_error": -1.8, "is_upper_limit": false, "is_lower_limit": false }, { "name": "far", "unit": "1/yr", "description": "na", "best": 1.4, "upper_error": null, "lower_error": null, "is_upper_limit": false, "is_lower_limit": false }, { "name": "p_astro", "unit": "", "description": "na", "best": 0.6, "upper_error": null, "lower_error": null, "is_upper_limit": false, "is_lower_limit": false }, { "name": "network_matched_filter_snr", "unit": "", "description": "na", "best": 8.8, "upper_error": null, "lower_error": null, "is_upper_limit": false, "is_lower_limit": false } ] }, { "name": "GW190818_232544", "shortName": "GW190818_232544-v1", "gps": 1250205962.3, "version": 1, "catalog": "IAS-O3a", "detectors": [ "H1", "L1", "V1" ], "detail_url": "https://gwosc.org/api/v2/event-versions/GW190818_232544-v1?format=api", "default_parameters": [ { "name": "chirp_mass", "unit": "M_sun", "description": "na", "best": 80.0, "upper_error": 30.0, "lower_error": -30.0, "is_upper_limit": false, "is_lower_limit": false }, { "name": "chirp_mass_source", "unit": "M_sun", "description": "na", "best": 41.0, "upper_error": 15.0, "lower_error": -13.0, "is_upper_limit": false, "is_lower_limit": false }, { "name": "chi_eff", "unit": "", "description": "na", "best": 0.7, "upper_error": 0.2, "lower_error": -1.2, "is_upper_limit": false, "is_lower_limit": false }, { "name": "luminosity_distance", "unit": "Mpc", "description": "na", "best": 6000.0, "upper_error": 7000.0, "lower_error": -3000.0, "is_upper_limit": false, "is_lower_limit": false }, { "name": "mass_1_source", "unit": "M_sun", "description": "na", "best": 70.0, "upper_error": 50.0, "lower_error": -20.0, "is_upper_limit": false, "is_lower_limit": false }, { "name": "mass_2_source", "unit": "M_sun", "description": "na", "best": 34.0, "upper_error": 21.0, "lower_error": -19.0, "is_upper_limit": false, "is_lower_limit": false }, { "name": "redshift", "unit": "", "description": "na", "best": 0.9, "upper_error": 0.8, "lower_error": -0.4, "is_upper_limit": false, "is_lower_limit": false }, { "name": "total_mass_source", "unit": "M_sun", "description": "na", "best": 110.0, "upper_error": 40.0, "lower_error": -30.0, "is_upper_limit": false, "is_lower_limit": false }, { "name": "far", "unit": "1/yr", "description": "na", "best": 0.29, "upper_error": null, "lower_error": null, "is_upper_limit": false, "is_lower_limit": false }, { "name": "p_astro", "unit": "", "description": "na", "best": 0.81, "upper_error": null, "lower_error": null, "is_upper_limit": false, "is_lower_limit": false }, { "name": "network_matched_filter_snr", "unit": "", "description": "na", "best": 8.07, "upper_error": null, "lower_error": null, "is_upper_limit": false, "is_lower_limit": false } ] }, { "name": "GW190814", "shortName": "GW190814-v1", "gps": 1249852257.0, "version": 1, "catalog": "O3_Discovery_Papers", "detectors": [ "H1", "L1", "V1" ], "detail_url": "https://gwosc.org/api/v2/event-versions/GW190814-v1?format=api", "default_parameters": [ { "name": "chirp_mass", "unit": "M_sun", "description": "na", "best": 6.41, "upper_error": 0.02, "lower_error": -0.02, "is_upper_limit": false, "is_lower_limit": false }, { "name": "chirp_mass_source", "unit": "M_sun", "description": "na", "best": 6.09, "upper_error": 0.06, "lower_error": -0.06, "is_upper_limit": false, "is_lower_limit": false }, { "name": "chi_eff", "unit": "", "description": "na", "best": -0.002, "upper_error": 0.06, "lower_error": -0.061, "is_upper_limit": false, "is_lower_limit": false }, { "name": "luminosity_distance", "unit": "Mpc", "description": "na", "best": 241.0, "upper_error": 41.0, "lower_error": -45.0, "is_upper_limit": false, "is_lower_limit": false }, { "name": "mass_1_source", "unit": "M_sun", "description": "na", "best": 23.2, "upper_error": 1.1, "lower_error": -1.0, "is_upper_limit": false, "is_lower_limit": false }, { "name": "mass_2_source", "unit": "M_sun", "description": "na", "best": 2.59, "upper_error": 0.08, "lower_error": -0.09, "is_upper_limit": false, "is_lower_limit": false }, { "name": "network_matched_filter_snr", "unit": "", "description": "na", "best": 25.0, "upper_error": 0.1, "lower_error": -0.2, "is_upper_limit": false, "is_lower_limit": false }, { "name": "redshift", "unit": "", "description": "na", "best": 0.053, "upper_error": 0.009, "lower_error": -0.01, "is_upper_limit": false, "is_lower_limit": false }, { "name": "total_mass_source", "unit": "M_sun", "description": "na", "best": 25.8, "upper_error": 1.0, "lower_error": -0.9, "is_upper_limit": false, "is_lower_limit": false } ] }, { "name": "GW190814", "shortName": "GW190814-v2", "gps": 1249852257.0, "version": 2, "catalog": "GWTC-2", "detectors": [ "H1", "L1", "V1" ], "detail_url": "https://gwosc.org/api/v2/event-versions/GW190814-v2?format=api", "default_parameters": [ { "name": "chirp_mass", "unit": "M_sun", "description": "na", "best": 6.41, "upper_error": 0.02, "lower_error": -0.02, "is_upper_limit": false, "is_lower_limit": false }, { "name": "chirp_mass_source", "unit": "M_sun", "description": "na", "best": 6.09, "upper_error": 0.06, "lower_error": -0.06, "is_upper_limit": false, "is_lower_limit": false }, { "name": "chi_eff", "unit": "", "description": "na", "best": 0.0, "upper_error": 0.06, "lower_error": -0.06, "is_upper_limit": false, "is_lower_limit": false }, { "name": "final_mass_source", "unit": "M_sun", "description": "na", "best": 25.6, "upper_error": 1.1, "lower_error": -0.9, "is_upper_limit": false, "is_lower_limit": false }, { "name": "luminosity_distance", "unit": "Mpc", "description": "na", "best": 240.0, "upper_error": 40.0, "lower_error": -50.0, "is_upper_limit": false, "is_lower_limit": false }, { "name": "mass_1_source", "unit": "M_sun", "description": "na", "best": 23.2, "upper_error": 1.1, "lower_error": -1.0, "is_upper_limit": false, "is_lower_limit": false }, { "name": "mass_2_source", "unit": "M_sun", "description": "na", "best": 2.59, "upper_error": 0.08, "lower_error": -0.09, "is_upper_limit": false, "is_lower_limit": false }, { "name": "redshift", "unit": "", "description": "na", "best": 0.05, "upper_error": 0.009, "lower_error": -0.01, "is_upper_limit": false, "is_lower_limit": false }, { "name": "total_mass_source", "unit": "M_sun", "description": "na", "best": 25.8, "upper_error": 1.0, "lower_error": -0.9, "is_upper_limit": false, "is_lower_limit": false }, { "name": "far", "unit": "1/yr", "description": "na", "best": 1e-05, "upper_error": null, "lower_error": null, "is_upper_limit": true, "is_lower_limit": false }, { "name": "p_astro", "unit": "", "description": "na", "best": 1.0, "upper_error": null, "lower_error": null, "is_upper_limit": false, "is_lower_limit": false }, { "name": "network_matched_filter_snr", "unit": "", "description": "na", "best": 22.17523325999954, "upper_error": null, "lower_error": null, "is_upper_limit": false, "is_lower_limit": false } ] }, { "name": "GW190814", "shortName": "GW190814_211039-v3", "gps": 1249852257.0, "version": 3, "catalog": "GWTC-2.1-confident", "detectors": [ "H1", "L1", "V1" ], "detail_url": "https://gwosc.org/api/v2/event-versions/GW190814-v3?format=api", "default_parameters": [ { "name": "chirp_mass_source", "unit": "M_sun", "description": "na", "best": 6.11, "upper_error": 0.06, "lower_error": -0.05, "is_upper_limit": false, "is_lower_limit": false }, { "name": "chi_eff", "unit": "", "description": "na", "best": 0.0, "upper_error": 0.07, "lower_error": -0.07, "is_upper_limit": false, "is_lower_limit": false }, { "name": "final_mass_source", "unit": "M_sun", "description": "na", "best": 25.7, "upper_error": 1.3, "lower_error": -1.3, "is_upper_limit": false, "is_lower_limit": false }, { "name": "luminosity_distance", "unit": "Mpc", "description": "na", "best": 230.0, "upper_error": 40.0, "lower_error": -50.0, "is_upper_limit": false, "is_lower_limit": false }, { "name": "mass_1_source", "unit": "M_sun", "description": "na", "best": 23.3, "upper_error": 1.4, "lower_error": -1.4, "is_upper_limit": false, "is_lower_limit": false }, { "name": "mass_2_source", "unit": "M_sun", "description": "na", "best": 2.6, "upper_error": 0.1, "lower_error": -0.1, "is_upper_limit": false, "is_lower_limit": false }, { "name": "network_matched_filter_snr", "unit": "", "description": "na", "best": 25.3, "upper_error": 0.1, "lower_error": -0.2, "is_upper_limit": false, "is_lower_limit": false }, { "name": "redshift", "unit": "", "description": "na", "best": 0.05, "upper_error": 0.01, "lower_error": -0.01, "is_upper_limit": false, "is_lower_limit": false }, { "name": "total_mass_source", "unit": "M_sun", "description": "na", "best": 25.9, "upper_error": 1.3, "lower_error": -1.3, "is_upper_limit": false, "is_lower_limit": false }, { "name": "far", "unit": "1/yr", "description": "na", "best": 1e-05, "upper_error": null, "lower_error": null, "is_upper_limit": true, "is_lower_limit": false }, { "name": "p_astro", "unit": "", "description": "na", "best": 1.0, "upper_error": null, "lower_error": null, "is_upper_limit": false, "is_lower_limit": false } ] }, { "name": "GW190814_192009", "shortName": "GW190814_192009-v1", "gps": 1249845627.6, "version": 1, "catalog": "IAS-O3a", "detectors": [ "H1", "L1", "V1" ], "detail_url": "https://gwosc.org/api/v2/event-versions/GW190814_192009-v1?format=api", "default_parameters": [ { "name": "chirp_mass", "unit": "M_sun", "description": "na", "best": 120.0, "upper_error": 40.0, "lower_error": -70.0, "is_upper_limit": false, "is_lower_limit": false }, { "name": "chirp_mass_source", "unit": "M_sun", "description": "na", "best": 51.0, "upper_error": 29.0, "lower_error": -19.0, "is_upper_limit": false, "is_lower_limit": false }, { "name": "chi_eff", "unit": "", "description": "na", "best": 0.5, "upper_error": 0.4, "lower_error": -1.1, "is_upper_limit": false, "is_lower_limit": false }, { "name": "luminosity_distance", "unit": "Mpc", "description": "na", "best": 9000.0, "upper_error": 7000.0, "lower_error": -6000.0, "is_upper_limit": false, "is_lower_limit": false }, { "name": "mass_1_source", "unit": "M_sun", "description": "na", "best": 80.0, "upper_error": 110.0, "lower_error": -30.0, "is_upper_limit": false, "is_lower_limit": false }, { "name": "mass_2_source", "unit": "M_sun", "description": "na", "best": 50.0, "upper_error": 30.0, "lower_error": -30.0, "is_upper_limit": false, "is_lower_limit": false }, { "name": "redshift", "unit": "", "description": "na", "best": 1.2, "upper_error": 0.9, "lower_error": -0.8, "is_upper_limit": false, "is_lower_limit": false }, { "name": "total_mass_source", "unit": "M_sun", "description": "na", "best": 130.0, "upper_error": 110.0, "lower_error": -40.0, "is_upper_limit": false, "is_lower_limit": false }, { "name": "far", "unit": "1/yr", "description": "na", "best": 1.5, "upper_error": null, "lower_error": null, "is_upper_limit": false, "is_lower_limit": false }, { "name": "p_astro", "unit": "", "description": "na", "best": 0.64, "upper_error": null, "lower_error": null, "is_upper_limit": false, "is_lower_limit": false }, { "name": "network_matched_filter_snr", "unit": "", "description": "na", "best": 7.96, "upper_error": null, "lower_error": null, "is_upper_limit": false, "is_lower_limit": false } ] }, { "name": "GW190805_211137", "shortName": "GW190805_211137-v1", "gps": 1249074715.3, "version": 1, "catalog": "GWTC-2.1-confident", "detectors": [ "H1", "L1", "V1" ], "detail_url": "https://gwosc.org/api/v2/event-versions/GW190805_211137-v1?format=api", "default_parameters": [ { "name": "chirp_mass_source", "unit": "M_sun", "description": "na", "best": 31.9, "upper_error": 8.8, "lower_error": -6.3, "is_upper_limit": false, "is_lower_limit": false }, { "name": "chi_eff", "unit": "", "description": 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