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=7
{ "next": "https://gwosc.org/api/v2/event-versions?format=api&include-default-parameters=true&page=8", "previous": "https://gwosc.org/api/v2/event-versions?format=api&include-default-parameters=true&page=6", "results_count": 182, "results_per_page": 20, "num_pages": 10, "page_number": 7, "results": [ { "name": "GW190503_185404", "shortName": "GW190503_185404-v1", "gps": 1240944862.3, "version": 1, "catalog": "GWTC-2", "detectors": [ "H1", "L1", "V1" ], "detail_url": "https://gwosc.org/api/v2/event-versions/GW190503_185404-v1?format=api", "default_parameters": [ { "name": "chirp_mass", "unit": "M_sun", "description": "na", "best": 38.6, "upper_error": 5.3, "lower_error": -6.0, "is_upper_limit": false, "is_lower_limit": false }, { "name": "chirp_mass_source", "unit": "M_sun", "description": "na", "best": 30.2, "upper_error": 4.2, "lower_error": -4.2, "is_upper_limit": false, "is_lower_limit": false }, { "name": "chi_eff", "unit": "", "description": "na", "best": -0.03, "upper_error": 0.2, "lower_error": -0.26, "is_upper_limit": false, "is_lower_limit": false }, { "name": "final_mass_source", "unit": "M_sun", "description": "na", "best": 68.6, "upper_error": 8.8, "lower_error": -7.7, "is_upper_limit": false, "is_lower_limit": false }, { "name": "luminosity_distance", "unit": "Mpc", "description": "na", "best": 1450.0, "upper_error": 690.0, "lower_error": -630.0, "is_upper_limit": false, "is_lower_limit": false }, { "name": "mass_1_source", "unit": "M_sun", "description": "na", "best": 43.3, "upper_error": 9.2, "lower_error": -8.1, "is_upper_limit": false, "is_lower_limit": false }, { "name": "mass_2_source", "unit": "M_sun", "description": "na", "best": 28.4, "upper_error": 7.7, "lower_error": -8.0, "is_upper_limit": false, "is_lower_limit": false }, { "name": "redshift", "unit": "", "description": "na", "best": 0.27, "upper_error": 0.11, "lower_error": -0.11, "is_upper_limit": false, "is_lower_limit": false }, { "name": "total_mass_source", "unit": "M_sun", "description": "na", "best": 71.7, "upper_error": 9.4, "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": 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": 12.20867275049248, "upper_error": null, "lower_error": null, "is_upper_limit": false, "is_lower_limit": false } ] }, { "name": "GW190503_185404", "shortName": "GW190503_185404-v2", "gps": 1240944862.2, "version": 2, "catalog": "GWTC-2.1-confident", "detectors": [ "H1", "L1", "V1" ], "detail_url": "https://gwosc.org/api/v2/event-versions/GW190503_185404-v2?format=api", "default_parameters": [ { "name": "chirp_mass_source", "unit": "M_sun", "description": "na", "best": 29.3, "upper_error": 4.5, "lower_error": -4.4, "is_upper_limit": false, "is_lower_limit": false }, { "name": "chi_eff", "unit": "", "description": "na", "best": -0.05, "upper_error": 0.23, "lower_error": -0.3, "is_upper_limit": false, "is_lower_limit": false }, { "name": "final_mass_source", "unit": "M_sun", "description": "na", "best": 66.5, "upper_error": 9.4, "lower_error": -7.9, "is_upper_limit": false, "is_lower_limit": false }, { "name": "luminosity_distance", "unit": "Mpc", "description": "na", "best": 1520.0, "upper_error": 630.0, "lower_error": -600.0, "is_upper_limit": false, "is_lower_limit": false }, { "name": "mass_1_source", "unit": "M_sun", "description": "na", "best": 41.3, "upper_error": 10.3, "lower_error": -7.7, "is_upper_limit": false, "is_lower_limit": false }, { "name": "mass_2_source", "unit": "M_sun", "description": "na", "best": 28.3, "upper_error": 7.5, "lower_error": -9.2, "is_upper_limit": false, "is_lower_limit": false }, { "name": "network_matched_filter_snr", "unit": "", "description": "na", "best": 12.2, "upper_error": 0.2, "lower_error": -0.4, "is_upper_limit": false, "is_lower_limit": false }, { "name": "redshift", "unit": "", "description": "na", "best": 0.29, "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": 69.4, "upper_error": 10.1, "lower_error": -8.6, "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": "GW190426_190642", "shortName": "GW190426_190642-v1", "gps": 1240340820.6, "version": 1, "catalog": "GWTC-2.1-confident", "detectors": [ "H1", "L1", "V1" ], "detail_url": "https://gwosc.org/api/v2/event-versions/GW190426_190642-v1?format=api", "default_parameters": [ { "name": "chirp_mass_source", "unit": "M_sun", "description": "na", "best": 76.0, "upper_error": 19.1, "lower_error": -17.4, "is_upper_limit": false, "is_lower_limit": false }, { "name": "chi_eff", "unit": "", "description": "na", "best": 0.23, "upper_error": 0.42, "lower_error": -0.41, "is_upper_limit": false, "is_lower_limit": false }, { "name": "final_mass_source", "unit": "M_sun", "description": "na", "best": 172.9, "upper_error": 37.7, "lower_error": -33.6, "is_upper_limit": false, "is_lower_limit": false }, { "name": "luminosity_distance", "unit": "Mpc", "description": "na", "best": 4580.0, "upper_error": 3400.0, "lower_error": -2280.0, "is_upper_limit": false, "is_lower_limit": false }, { "name": "mass_1_source", "unit": "M_sun", "description": "na", "best": 105.5, "upper_error": 45.3, "lower_error": -24.1, "is_upper_limit": false, "is_lower_limit": false }, { "name": "mass_2_source", "unit": "M_sun", "description": "na", "best": 76.0, "upper_error": 26.2, "lower_error": -36.5, "is_upper_limit": false, "is_lower_limit": false }, { "name": "network_matched_filter_snr", "unit": "", "description": "na", "best": 8.7, "upper_error": 0.4, "lower_error": -0.6, "is_upper_limit": false, "is_lower_limit": false }, { "name": "redshift", "unit": "", "description": "na", "best": 0.73, "upper_error": 0.41, "lower_error": -0.32, "is_upper_limit": false, "is_lower_limit": false }, { "name": "total_mass_source", "unit": "M_sun", "description": "na", "best": 182.3, "upper_error": 40.2, "lower_error": -35.7, "is_upper_limit": false, "is_lower_limit": false }, { "name": "far", "unit": "1/yr", "description": "na", "best": 4.1, "upper_error": null, "lower_error": null, "is_upper_limit": false, "is_lower_limit": false }, { "name": "p_astro", "unit": "", "description": "na", "best": 0.75053, "upper_error": null, "lower_error": null, "is_upper_limit": false, "is_lower_limit": false } ] }, { "name": "GW190426_152155", "shortName": "GW190426_152155-v1", "gps": 1240327333.3, "version": 1, "catalog": "GWTC-2", "detectors": [ "H1", "L1", "V1" ], "detail_url": "https://gwosc.org/api/v2/event-versions/GW190426_152155-v1?format=api", "default_parameters": [ { "name": "chirp_mass", "unit": "M_sun", "description": "na", "best": 2.6, "upper_error": 0.01, "lower_error": -0.01, "is_upper_limit": false, "is_lower_limit": false }, { "name": "chirp_mass_source", "unit": "M_sun", "description": "na", "best": 2.41, "upper_error": 0.08, "lower_error": -0.08, "is_upper_limit": false, "is_lower_limit": false }, { "name": "chi_eff", "unit": "", "description": "na", "best": -0.03, "upper_error": 0.32, "lower_error": -0.3, "is_upper_limit": false, "is_lower_limit": false }, { "name": "luminosity_distance", "unit": "Mpc", "description": "na", "best": 370.0, "upper_error": 180.0, "lower_error": -160.0, "is_upper_limit": false, "is_lower_limit": false }, { "name": "mass_1_source", "unit": "M_sun", "description": "na", "best": 5.7, "upper_error": 3.9, "lower_error": -2.3, "is_upper_limit": false, "is_lower_limit": false }, { "name": "mass_2_source", "unit": "M_sun", "description": "na", "best": 1.5, "upper_error": 0.8, "lower_error": -0.5, "is_upper_limit": false, "is_lower_limit": false }, { "name": "redshift", "unit": "", "description": "na", "best": 0.08, "upper_error": 0.04, "lower_error": -0.03, "is_upper_limit": false, "is_lower_limit": false }, { "name": "total_mass_source", "unit": "M_sun", "description": "na", "best": 7.2, "upper_error": 3.5, "lower_error": -1.5, "is_upper_limit": false, "is_lower_limit": false }, { "name": "far", "unit": "1/yr", "description": "na", "best": 1.443741335492165, "upper_error": null, "lower_error": null, "is_upper_limit": false, "is_lower_limit": false }, { "name": "network_matched_filter_snr", "unit": "", "description": "na", "best": 10.12041364677255, "upper_error": null, "lower_error": null, "is_upper_limit": false, "is_lower_limit": false } ] }, { "name": "GW190426_152155", "shortName": "GW190426_152155-v2", "gps": 1240327333.3, "version": 2, "catalog": "GWTC-2.1-marginal", "detectors": [ "H1", "L1", "V1" ], "detail_url": "https://gwosc.org/api/v2/event-versions/GW190426_152155-v2?format=api", "default_parameters": [ { "name": "far", "unit": "1/yr", "description": "na", "best": 0.91, "upper_error": null, "lower_error": null, "is_upper_limit": false, "is_lower_limit": false }, { "name": "network_matched_filter_snr", "unit": "", "description": "na", "best": 10.12, "upper_error": null, "lower_error": null, "is_upper_limit": false, "is_lower_limit": false } ] }, { "name": "GW190425", "shortName": "GW190425-v1", "gps": 1240215503.0, "version": 1, "catalog": "O3_Discovery_Papers", "detectors": [ "H1", "L1", "V1" ], "detail_url": "https://gwosc.org/api/v2/event-versions/GW190425-v1?format=api", "default_parameters": [ { "name": "chirp_mass", "unit": "M_sun", "description": "na", "best": 1.4868, "upper_error": 0.0003, "lower_error": -0.0003, "is_upper_limit": false, "is_lower_limit": false }, { "name": "chirp_mass_source", "unit": "M_sun", "description": "na", "best": 1.44, "upper_error": 0.02, "lower_error": -0.02, "is_upper_limit": false, "is_lower_limit": false }, { "name": "chi_eff", "unit": "", "description": "na", "best": 0.012, "upper_error": 0.015, "lower_error": -0.013, "is_upper_limit": false, "is_lower_limit": false }, { "name": "luminosity_distance", "unit": "Mpc", "description": "na", "best": 159.0, "upper_error": 69.0, "lower_error": -72.0, "is_upper_limit": false, "is_lower_limit": false }, { "name": "mass_1_source", "unit": "M_sun", "description": "na", "best": 1.74, "upper_error": 0.17, "lower_error": -0.09, "is_upper_limit": false, "is_lower_limit": false }, { "name": "mass_2_source", "unit": "M_sun", "description": "na", "best": 1.56, "upper_error": 0.08, "lower_error": -0.14, "is_upper_limit": false, "is_lower_limit": false }, { "name": "network_matched_filter_snr", "unit": "", "description": "na", "best": 12.46, "upper_error": 0.29, "lower_error": -0.43, "is_upper_limit": false, "is_lower_limit": false }, { "name": "redshift", "unit": "", "description": "na", "best": 0.04, "upper_error": 0.01, "lower_error": -0.02, "is_upper_limit": false, "is_lower_limit": false }, { "name": "total_mass_source", "unit": "M_sun", "description": "na", "best": 3.3, "upper_error": 0.1, "lower_error": -0.1, "is_upper_limit": false, "is_lower_limit": false } ] }, { "name": "GW190425", "shortName": "GW190425-v2", "gps": 1240215503.0, "version": 2, "catalog": "GWTC-2", "detectors": [ "H1", "L1", "V1" ], "detail_url": "https://gwosc.org/api/v2/event-versions/GW190425-v2?format=api", "default_parameters": [ { "name": "chirp_mass", "unit": "M_sun", "description": "na", "best": 1.49, "upper_error": 0.0008, "lower_error": -0.0006, "is_upper_limit": false, "is_lower_limit": false }, { "name": "chirp_mass_source", "unit": "M_sun", "description": "na", "best": 1.44, "upper_error": 0.02, "lower_error": -0.02, "is_upper_limit": false, "is_lower_limit": false }, { "name": "chi_eff", "unit": "", "description": "na", "best": 0.06, "upper_error": 0.11, "lower_error": -0.05, "is_upper_limit": false, "is_lower_limit": false }, { "name": "luminosity_distance", "unit": "Mpc", "description": "na", "best": 160.0, "upper_error": 70.0, "lower_error": -70.0, "is_upper_limit": false, "is_lower_limit": false }, { "name": "mass_1_source", "unit": "M_sun", "description": "na", "best": 2.0, "upper_error": 0.6, "lower_error": -0.3, "is_upper_limit": false, "is_lower_limit": false }, { "name": "mass_2_source", "unit": "M_sun", "description": "na", "best": 1.4, "upper_error": 0.3, "lower_error": -0.3, "is_upper_limit": false, "is_lower_limit": false }, { "name": "redshift", "unit": "", "description": "na", "best": 0.03, "upper_error": 0.01, "lower_error": -0.02, "is_upper_limit": false, "is_lower_limit": false }, { "name": "total_mass_source", "unit": "M_sun", "description": "na", "best": 3.4, "upper_error": 0.3, "lower_error": -0.1, "is_upper_limit": false, "is_lower_limit": false }, { "name": "far", "unit": "1/yr", "description": "na", "best": 0.000751854698112682, "upper_error": null, "lower_error": null, "is_upper_limit": false, "is_lower_limit": false }, { "name": "network_matched_filter_snr", "unit": "", "description": "na", "best": 13.02922972476558, "upper_error": null, "lower_error": null, "is_upper_limit": false, "is_lower_limit": false } ] }, { "name": "GW190425", "shortName": "GW190425_081805-v3", "gps": 1240215503.0, "version": 3, "catalog": "GWTC-2.1-confident", "detectors": [ "H1", "L1", "V1" ], "detail_url": "https://gwosc.org/api/v2/event-versions/GW190425-v3?format=api", "default_parameters": [ { "name": "chirp_mass_source", "unit": "M_sun", "description": "na", "best": 1.44, "upper_error": 0.02, "lower_error": -0.02, "is_upper_limit": false, "is_lower_limit": false }, { "name": "chi_eff", "unit": "", "description": "na", "best": 0.07, "upper_error": 0.07, "lower_error": -0.05, "is_upper_limit": false, "is_lower_limit": false }, { "name": "luminosity_distance", "unit": "Mpc", "description": "na", "best": 150.0, "upper_error": 80.0, "lower_error": -60.0, "is_upper_limit": false, "is_lower_limit": false }, { "name": "mass_1_source", "unit": "M_sun", "description": "na", "best": 2.1, "upper_error": 0.5, "lower_error": -0.4, "is_upper_limit": false, "is_lower_limit": false }, { "name": "mass_2_source", "unit": "M_sun", "description": "na", "best": 1.3, "upper_error": 0.3, "lower_error": -0.2, "is_upper_limit": false, "is_lower_limit": false }, { "name": "network_matched_filter_snr", "unit": "", "description": "na", "best": 12.4, "upper_error": 0.4, "lower_error": -0.4, "is_upper_limit": false, "is_lower_limit": false }, { "name": "redshift", "unit": "", "description": "na", "best": 0.03, "upper_error": 0.02, "lower_error": -0.01, "is_upper_limit": false, "is_lower_limit": false }, { "name": "total_mass_source", "unit": "M_sun", "description": "na", "best": 3.4, "upper_error": 0.3, "lower_error": -0.1, "is_upper_limit": false, "is_lower_limit": false }, { "name": "far", "unit": "1/yr", "description": "na", "best": 0.034, "upper_error": null, "lower_error": null, "is_upper_limit": false, "is_lower_limit": false }, { "name": "p_astro", "unit": "", "description": "na", "best": 0.78349, "upper_error": null, "lower_error": null, "is_upper_limit": false, "is_lower_limit": false } ] }, { "name": "GW190424_180648", "shortName": "GW190424_180648-v1", "gps": 1240164426.1, "version": 1, "catalog": "GWTC-2", "detectors": [ "L1", "V1" ], "detail_url": "https://gwosc.org/api/v2/event-versions/GW190424_180648-v1?format=api", "default_parameters": [ { "name": "chirp_mass", "unit": "M_sun", "description": "na", "best": 43.4, "upper_error": 6.0, "lower_error": -4.8, "is_upper_limit": false, "is_lower_limit": false }, { "name": "chirp_mass_source", "unit": "M_sun", "description": "na", "best": 31.0, "upper_error": 5.8, "lower_error": -4.6, "is_upper_limit": false, "is_lower_limit": false }, { "name": "chi_eff", "unit": "", "description": "na", "best": 0.13, "upper_error": 0.22, "lower_error": -0.22, "is_upper_limit": false, "is_lower_limit": false }, { "name": "final_mass_source", "unit": "M_sun", "description": "na", "best": 68.9, "upper_error": 12.4, "lower_error": -10.1, "is_upper_limit": false, "is_lower_limit": false }, { "name": "luminosity_distance", "unit": "Mpc", "description": "na", "best": 2200.0, "upper_error": 1580.0, "lower_error": -1160.0, "is_upper_limit": false, "is_lower_limit": false }, { "name": "mass_1_source", "unit": "M_sun", "description": "na", "best": 40.5, "upper_error": 11.1, "lower_error": -7.3, "is_upper_limit": false, "is_lower_limit": false }, { "name": "mass_2_source", "unit": "M_sun", "description": "na", "best": 31.8, "upper_error": 7.6, "lower_error": -7.7, "is_upper_limit": false, "is_lower_limit": false }, { "name": "redshift", "unit": "", "description": "na", "best": 0.39, "upper_error": 0.23, "lower_error": -0.19, "is_upper_limit": false, "is_lower_limit": false }, { "name": "total_mass_source", "unit": "M_sun", "description": "na", "best": 72.6, "upper_error": 13.3, "lower_error": -10.7, "is_upper_limit": false, "is_lower_limit": false }, { "name": "far", "unit": "1/yr", "description": "na", "best": 0.7822864941910456, "upper_error": null, "lower_error": null, "is_upper_limit": false, "is_lower_limit": false }, { "name": "p_astro", "unit": "", "description": "na", "best": 0.906492, "upper_error": null, "lower_error": null, "is_upper_limit": false, "is_lower_limit": false }, { "name": "network_matched_filter_snr", "unit": "", "description": "na", "best": 10.0939769744873, "upper_error": null, "lower_error": null, "is_upper_limit": false, "is_lower_limit": false } ] }, { "name": "GW190424_180648", "shortName": "GW190424_180648-v2", "gps": 1240164426.1, "version": 2, "catalog": 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