Event Catalog 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.
Rel URLs:
- Follow
parameters_urlfor a list of parameter estimations. - Follow
timelines_urlfor a list of timelines and segments.
GET /api/v2/catalogs/GWTC-4.0/events?format=api&include-default-parameters=true
{ "next": "https://gwosc.org/api/v2/catalogs/GWTC-4.0/events?format=api&include-default-parameters=true&page=2", "previous": null, "results_count": 129, "results_per_page": 20, "num_pages": 7, "page_number": 1, "results": [ { "name": "GW240109_050431", "shortName": "GW240109_050431-v1", "gps": 1388811889.8, "version": 1, "catalog": "GWTC-4.0", "detectors": [ "H1" ], "detail_url": "https://gwosc.org/api/v2/event-versions/GW240109_050431-v1?format=api", "default_parameters": [ { "name": "chirp_mass_source", "unit": "M_sun", "description": "na", "best": 19.7, "upper_error": 2.6, "lower_error": -2.2, "is_upper_limit": false, "is_lower_limit": false }, { "name": "chi_eff", "unit": "", "description": "na", "best": -0.08, "upper_error": 0.18, "lower_error": -0.21, "is_upper_limit": false, "is_lower_limit": false }, { "name": "final_mass_source", "unit": "M_sun", "description": "na", "best": 45.3, "upper_error": 6.2, "lower_error": -5.4, "is_upper_limit": false, "is_lower_limit": false }, { "name": "luminosity_distance", "unit": "Mpc", "description": "na", "best": 1450.0, "upper_error": 960.0, "lower_error": -750.0, "is_upper_limit": false, "is_lower_limit": false }, { "name": "mass_1_source", "unit": "M_sun", "description": "na", "best": 29.1, "upper_error": 6.9, "lower_error": -6.1, "is_upper_limit": false, "is_lower_limit": false }, { "name": "mass_2_source", "unit": "M_sun", "description": "na", "best": 18.0, "upper_error": 4.7, "lower_error": -3.8, "is_upper_limit": false, "is_lower_limit": false }, { "name": "redshift", "unit": "", "description": "na", "best": 0.28, "upper_error": 0.15, "lower_error": -0.13, "is_upper_limit": false, "is_lower_limit": false }, { "name": "total_mass_source", "unit": "M_sun", "description": "na", "best": 47.2, "upper_error": 6.4, "lower_error": -5.6, "is_upper_limit": false, "is_lower_limit": false }, { "name": "far", "unit": "1/yr", "description": "na", "best": 0.00022999999999999998, "upper_error": null, "lower_error": null, "is_upper_limit": false, "is_lower_limit": false }, { "name": "p_astro", "unit": "", "description": "na", "best": 0.99, "upper_error": null, "lower_error": null, "is_upper_limit": false, "is_lower_limit": true }, { "name": "network_matched_filter_snr", "unit": "", "description": "na", "best": 10.4, "upper_error": null, "lower_error": null, "is_upper_limit": false, "is_lower_limit": false } ] }, { "name": "GW240107_013215", "shortName": "GW240107_013215-v1", "gps": 1388626353.7, "version": 1, "catalog": "GWTC-4.0", "detectors": [ "H1", "L1" ], "detail_url": "https://gwosc.org/api/v2/event-versions/GW240107_013215-v1?format=api", "default_parameters": [ { "name": "chirp_mass_source", "unit": "M_sun", "description": "na", "best": 36.6, "upper_error": 14.5, "lower_error": -9.7, "is_upper_limit": false, "is_lower_limit": false }, { "name": "chi_eff", "unit": "", "description": "na", "best": 0.35, "upper_error": 0.27, "lower_error": -0.37, "is_upper_limit": false, "is_lower_limit": false }, { "name": "final_mass_source", "unit": "M_sun", "description": "na", "best": 88.0, "upper_error": 28.0, "lower_error": -19.0, "is_upper_limit": false, "is_lower_limit": false }, { "name": "luminosity_distance", "unit": "Mpc", "description": "na", "best": 5700.0, "upper_error": 4700.0, "lower_error": -3200.0, "is_upper_limit": false, "is_lower_limit": false }, { "name": "mass_1_source", "unit": "M_sun", "description": "na", "best": 60.0, "upper_error": 27.0, "lower_error": -18.0, "is_upper_limit": false, "is_lower_limit": false }, { "name": "mass_2_source", "unit": "M_sun", "description": "na", "best": 32.0, "upper_error": 21.0, "lower_error": -17.0, "is_upper_limit": false, "is_lower_limit": false }, { "name": "redshift", "unit": "", "description": "na", "best": 0.87, "upper_error": 0.54, "lower_error": -0.43, "is_upper_limit": false, "is_lower_limit": false }, { "name": "total_mass_source", "unit": "M_sun", "description": "na", "best": 93.0, "upper_error": 30.0, "lower_error": -19.0, "is_upper_limit": false, "is_lower_limit": false }, { "name": "far", "unit": "1/yr", "description": "na", "best": 0.028, "upper_error": null, "lower_error": null, "is_upper_limit": false, "is_lower_limit": false }, { "name": "p_astro", "unit": "", "description": "na", "best": 0.99, "upper_error": null, "lower_error": null, "is_upper_limit": false, "is_lower_limit": true }, { "name": "network_matched_filter_snr", "unit": "", "description": "na", "best": 9.6, "upper_error": null, "lower_error": null, "is_upper_limit": false, "is_lower_limit": false } ] }, { "name": "GW240105_151143", "shortName": "GW240105_151143-v1", "gps": 1388502721.2, "version": 1, "catalog": "GWTC-4.0", "detectors": [ "H1" ], "detail_url": "https://gwosc.org/api/v2/event-versions/GW240105_151143-v1?format=api", "default_parameters": [ { "name": "far", "unit": "1/yr", "description": "na", "best": 3.3, "upper_error": null, "lower_error": null, "is_upper_limit": false, "is_lower_limit": false }, { "name": "p_astro", "unit": "", "description": "na", "best": 0.7, "upper_error": null, "lower_error": null, "is_upper_limit": false, "is_lower_limit": false }, { "name": "network_matched_filter_snr", "unit": "", "description": "na", "best": 25.9, "upper_error": null, "lower_error": null, "is_upper_limit": false, "is_lower_limit": false } ] }, { "name": "GW240104_164932", "shortName": "GW240104_164932-v1", "gps": 1388422190.6, "version": 1, "catalog": "GWTC-4.0", "detectors": [ "H1" ], "detail_url": "https://gwosc.org/api/v2/event-versions/GW240104_164932-v1?format=api", "default_parameters": [ { "name": "chirp_mass_source", "unit": "M_sun", "description": "na", "best": 31.8, "upper_error": 5.0, "lower_error": -3.8, "is_upper_limit": false, "is_lower_limit": false }, { "name": "chi_eff", "unit": "", "description": "na", "best": 0.09, "upper_error": 0.18, "lower_error": -0.18, "is_upper_limit": false, "is_lower_limit": false }, { "name": "final_mass_source", "unit": "M_sun", "description": "na", "best": 70.8, "upper_error": 10.4, "lower_error": -7.8, "is_upper_limit": false, "is_lower_limit": false }, { "name": "luminosity_distance", "unit": "Mpc", "description": "na", "best": 1890.0, "upper_error": 1080.0, "lower_error": -940.0, "is_upper_limit": false, "is_lower_limit": false }, { "name": "mass_1_source", "unit": "M_sun", "description": "na", "best": 42.3, "upper_error": 9.1, "lower_error": -6.7, "is_upper_limit": false, "is_lower_limit": false }, { "name": "mass_2_source", "unit": "M_sun", "description": "na", "best": 32.3, "upper_error": 7.3, "lower_error": -7.9, "is_upper_limit": false, "is_lower_limit": false }, { "name": "redshift", "unit": "", "description": "na", "best": 0.35, "upper_error": 0.16, "lower_error": -0.16, "is_upper_limit": false, "is_lower_limit": false }, { "name": "total_mass_source", "unit": "M_sun", "description": "na", "best": 74.4, "upper_error": 11.1, "lower_error": -8.3, "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": 0.99, "upper_error": null, "lower_error": null, "is_upper_limit": false, "is_lower_limit": false }, { "name": "network_matched_filter_snr", "unit": "", "description": "na", "best": 14.8, "upper_error": null, "lower_error": null, "is_upper_limit": false, "is_lower_limit": false } ] }, { "name": "GW231231_154016", "shortName": "GW231231_154016-v1", "gps": 1388072434.7, "version": 1, "catalog": "GWTC-4.0", "detectors": [ "H1" ], "detail_url": "https://gwosc.org/api/v2/event-versions/GW231231_154016-v1?format=api", "default_parameters": [ { "name": "chirp_mass_source", "unit": "M_sun", "description": "na", "best": 17.1, "upper_error": 1.6, "lower_error": -1.3, "is_upper_limit": false, "is_lower_limit": false }, { "name": "chi_eff", "unit": "", "description": "na", "best": -0.03, "upper_error": 0.11, "lower_error": -0.11, "is_upper_limit": false, "is_lower_limit": false }, { "name": "final_mass_source", "unit": "M_sun", "description": "na", "best": 38.1, "upper_error": 3.9, "lower_error": -3.1, "is_upper_limit": false, "is_lower_limit": false }, { "name": "luminosity_distance", "unit": "Mpc", "description": "na", "best": 1060.0, "upper_error": 580.0, "lower_error": -530.0, "is_upper_limit": false, "is_lower_limit": false }, { "name": "mass_1_source", "unit": "M_sun", "description": "na", "best": 22.5, "upper_error": 5.2, "lower_error": -3.2, "is_upper_limit": false, "is_lower_limit": false }, { "name": "mass_2_source", "unit": "M_sun", "description": "na", "best": 17.2, "upper_error": 2.8, "lower_error": -3.0, "is_upper_limit": false, "is_lower_limit": false }, { "name": "redshift", "unit": "", "description": "na", "best": 0.21, "upper_error": 0.1, "lower_error": -0.1, "is_upper_limit": false, "is_lower_limit": false }, { "name": "total_mass_source", "unit": "M_sun", "description": "na", "best": 39.9, "upper_error": 4.0, "lower_error": -3.3, "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": 0.99, "upper_error": null, "lower_error": null, "is_upper_limit": false, "is_lower_limit": true }, { "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 } ] }, { "name": "GW231231_120147", "shortName": "GW231231_120147-v1", "gps": 1388059325.6, "version": 1, "catalog": "GWTC-4.0", "detectors": [ "H1", "L1" ], "detail_url": "https://gwosc.org/api/v2/event-versions/GW231231_120147-v1?format=api", "default_parameters": [ { "name": "far", "unit": "1/yr", "description": "na", "best": 4.5, "upper_error": null, "lower_error": null, "is_upper_limit": false, "is_lower_limit": false }, { "name": "p_astro", "unit": "", "description": "na", "best": 0.86, "upper_error": null, "lower_error": null, "is_upper_limit": false, "is_lower_limit": false }, { "name": "network_matched_filter_snr", "unit": "", "description": "na", "best": 11.3, "upper_error": null, "lower_error": null, "is_upper_limit": false, "is_lower_limit": false } ] }, { "name": "GW231230_170116", "shortName": "GW231230_170116-v1", "gps": 1387990895.0, "version": 1, "catalog": "GWTC-4.0", "detectors": [ "H1", "L1" ], "detail_url": "https://gwosc.org/api/v2/event-versions/GW231230_170116-v1?format=api", "default_parameters": [ { "name": "chirp_mass_source", "unit": "M_sun", "description": "na", "best": 36.8, "upper_error": 12.9, "lower_error": -7.8, "is_upper_limit": false, "is_lower_limit": false }, { "name": "chi_eff", "unit": "", "description": "na", "best": -0.22, "upper_error": 0.32, "lower_error": -0.34, "is_upper_limit": false, "is_lower_limit": false }, { "name": "final_mass_source", "unit": "M_sun", "description": "na", "best": 85.0, "upper_error": 34.0, "lower_error": -18.0, "is_upper_limit": false, "is_lower_limit": false }, { "name": "luminosity_distance", "unit": "Mpc", "description": "na", "best": 5600.0, "upper_error": 4400.0, "lower_error": -3100.0, "is_upper_limit": false, "is_lower_limit": false }, { "name": "mass_1_source", "unit": "M_sun", "description": "na", "best": 53.0, "upper_error": 30.0, "lower_error": -14.0, "is_upper_limit": false, "is_lower_limit": false }, { "name": "mass_2_source", "unit": "M_sun", "description": "na", "best": 35.0, "upper_error": 15.0, "lower_error": -13.0, "is_upper_limit": false, "is_lower_limit": false }, { "name": "redshift", "unit": "", "description": "na", "best": 0.86, "upper_error": 0.52, "lower_error": -0.42, "is_upper_limit": false, "is_lower_limit": false }, { "name": "total_mass_source", "unit": "M_sun", "description": "na", "best": 88.0, "upper_error": 35.0, "lower_error": -18.0, "is_upper_limit": false, "is_lower_limit": false }, { "name": "far", "unit": "1/yr", "description": "na", "best": 0.42, "upper_error": null, "lower_error": null, "is_upper_limit": false, "is_lower_limit": false }, { "name": "p_astro", "unit": "", "description": "na", "best": 0.96, "upper_error": null, "lower_error": null, "is_upper_limit": false, "is_lower_limit": false }, { "name": "network_matched_filter_snr", "unit": "", "description": "na", "best": 8.2, "upper_error": null, "lower_error": null, "is_upper_limit": false, "is_lower_limit": false } ] }, { "name": "GW231226_101520", "shortName": "GW231226_101520-v1", "gps": 1387620938.3, "version": 1, "catalog": "GWTC-4.0", "detectors": [ "H1", "L1" ], "detail_url": "https://gwosc.org/api/v2/event-versions/GW231226_101520-v1?format=api", "default_parameters": [ { "name": "chirp_mass_source", "unit": "M_sun", "description": "na", "best": 32.6, "upper_error": 1.5, "lower_error": -1.3, "is_upper_limit": false, "is_lower_limit": false }, { "name": "chi_eff", "unit": "", "description": "na", "best": -0.08, "upper_error": 0.08, "lower_error": -0.09, "is_upper_limit": false, "is_lower_limit": false }, { "name": "final_mass_source", "unit": "M_sun", "description": "na", "best": 71.7, "upper_error": 3.1, "lower_error": -2.5, "is_upper_limit": false, "is_lower_limit": false }, { "name": "luminosity_distance", "unit": "Mpc", "description": "na", "best": 1160.0, "upper_error": 230.0, "lower_error": -310.0, "is_upper_limit": false, "is_lower_limit": false }, { "name": "mass_1_source", "unit": "M_sun", "description": "na", "best": 40.0, "upper_error": 4.1, "lower_error": -2.6, "is_upper_limit": false, "is_lower_limit": false }, { "name": "mass_2_source", "unit": "M_sun", "description": "na", "best": 35.3, "upper_error": 2.8, "lower_error": -4.7, "is_upper_limit": false, "is_lower_limit": false }, { "name": "redshift", "unit": "", "description": "na", "best": 0.23, "upper_error": 0.04, "lower_error": -0.06, "is_upper_limit": false, "is_lower_limit": false }, { "name": "total_mass_source", "unit": "M_sun", "description": "na", "best": 75.1, "upper_error": 3.3, "lower_error": -2.7, "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": 0.99, "upper_error": null, "lower_error": null, "is_upper_limit": false, "is_lower_limit": true }, { "name": "network_matched_filter_snr", "unit": "", "description": "na", "best": 34.7, "upper_error": null, "lower_error": null, "is_upper_limit": false, "is_lower_limit": false } ] }, { "name": "GW231224_024321", "shortName": "GW231224_024321-v1", "gps": 1387421020.0, "version": 1, "catalog": "GWTC-4.0", "detectors": [ "H1", "L1" ], "detail_url": "https://gwosc.org/api/v2/event-versions/GW231224_024321-v1?format=api", "default_parameters": [ { "name": "chirp_mass_source", "unit": "M_sun", "description": "na", "best": 7.13, "upper_error": 0.48, "lower_error": -0.28, "is_upper_limit": false, "is_lower_limit": false }, { "name": "chi_eff", "unit": "", "description": "na", "best": -0.01, "upper_error": 0.07, "lower_error": -0.06, "is_upper_limit": false, "is_lower_limit": false }, { "name": "final_mass_source", "unit": "M_sun", "description": "na", "best": 15.89, "upper_error": 1.23, "lower_error": -0.76, "is_upper_limit": false, "is_lower_limit": false }, { "name": "luminosity_distance", "unit": "Mpc", "description": "na", "best": 950.0, "upper_error": 280.0, "lower_error": -400.0, "is_upper_limit": false, "is_lower_limit": false }, { "name": "mass_1_source", "unit": "M_sun", "description": "na", "best": 9.3, "upper_error": 2.2, "lower_error": -1.1, "is_upper_limit": false, "is_lower_limit": false }, { "name": "mass_2_source", "unit": "M_sun", "description": "na", "best": 7.32, "upper_error": 0.99, "lower_error": -1.35, "is_upper_limit": false, "is_lower_limit": false }, { "name": "redshift", "unit": "", "description": "na", "best": 0.19, "upper_error": 0.05, "lower_error": -0.07, "is_upper_limit": false, "is_lower_limit": false }, { "name": "total_mass_source", "unit": "M_sun", "description": "na", "best": 16.66, "upper_error": 1.26, "lower_error": -0.78, "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": 0.99, "upper_error": null, "lower_error": null, "is_upper_limit": false, "is_lower_limit": true }, { "name": "network_matched_filter_snr", "unit": "", "description": "na", "best": 14.0, "upper_error": null, "lower_error": null, "is_upper_limit": false, "is_lower_limit": false } ] }, { "name": "GW231223_202619", "shortName": "GW231223_202619-v1", "gps": 1387398397.0, "version": 1, "catalog": "GWTC-4.0", "detectors": [ "H1" ], "detail_url": "https://gwosc.org/api/v2/event-versions/GW231223_202619-v1?format=api", "default_parameters": [ { "name": "chirp_mass_source", "unit": "M_sun", "description": "na", "best": 8.36, "upper_error": 0.66, "lower_error": -0.57, "is_upper_limit": false, "is_lower_limit": false }, { "name": "chi_eff", "unit": "", "description": "na", "best": 0.1, "upper_error": 0.13, "lower_error": -0.11, "is_upper_limit": false, "is_lower_limit": false }, { "name": "final_mass_source", "unit": "M_sun", "description": "na", "best": 18.7, "upper_error": 2.2, "lower_error": -1.5, "is_upper_limit": false, "is_lower_limit": false }, { "name": "luminosity_distance", "unit": "Mpc", "description": "na", "best": 890.0, "upper_error": 480.0, "lower_error": -440.0, "is_upper_limit": false, "is_lower_limit": false }, { "name": "mass_1_source", "unit": "M_sun", "description": "na", "best": 11.1, "upper_error": 3.7, "lower_error": -1.6, "is_upper_limit": 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