Event Version Parameter List
Return the full list of all parameter estimations from all pipelines for an event version.
GET /api/v2/event-versions/GW231113_150041-v2/parameters?format=api
{ "next": null, "previous": null, "results_count": 7, "results_per_page": 20, "num_pages": 1, "page_number": 1, "results": [ { "name": "GWTC-4.1_CWB_GW231113_150041", "description": "na", "date_added": "2026-05-20", "data_url": "", "pipeline": "CWB", "pipeline_type": "search", "waveform_family": "na", "is_preferred": false, "links": [], "parameters": [ { "name": "far", "unit": "1/yr", "description": "na", "best": 2.4, "upper_error": null, "lower_error": null, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 1 }, { "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": "p_astro", "unit": "", "description": "na", "best": 0.81, "upper_error": null, "lower_error": null, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 2 } ] }, { "name": "GWTC-4.1_gstlal_GW231113_150041", "description": "na", "date_added": "2026-05-20", "data_url": "", "pipeline": "gstlal", "pipeline_type": "search", "waveform_family": "na", "is_preferred": false, "links": [], "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, "decimal_places": 1 }, { "name": "network_matched_filter_snr", "unit": "", "description": "na", "best": 7.9, "upper_error": null, "lower_error": null, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 1 }, { "name": "p_astro", "unit": "", "description": "na", "best": 0.74, "upper_error": null, "lower_error": null, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 2 } ] }, { "name": "GWTC-4.1_GW231113_150041_C00:IMRPhenomXPHM-SpinTaylor_OO1_PE", "description": "na", "date_added": "2026-05-20", "data_url": "https://zenodo.org/api/records/20275769/files/IGWN-GWTC4p1-18965dda8_5-GW231113_150041-combined_PEDataRelease.hdf5/content", "pipeline": "GWTC-4.1_GW231113_150041_C00:IMRPhenomXPHM-SpinTaylor_OO1_PE", "pipeline_type": "pe", "waveform_family": "C00:IMRPhenomXPHM-SpinTaylor", "is_preferred": true, "links": [ { "url": "https://doi.org/10.5281/zenodo.20275769", "label": "na", "description": "Zenodo record for additional PE data products" } ], "parameters": [ { "name": "chi_eff", "unit": "", "description": "na", "best": 0.04, "upper_error": 0.39, "lower_error": -0.37, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 2 }, { "name": "chirp_mass_source", "unit": "M_sun", "description": "na", "best": 34.0, "upper_error": 18.0, "lower_error": -11.0, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 0 }, { "name": "final_mass_source", "unit": "M_sun", "description": "na", "best": 82.0, "upper_error": 44.0, "lower_error": -25.0, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 0 }, { "name": "luminosity_distance", "unit": "Mpc", "description": "na", "best": 5200.0, "upper_error": 5100.0, "lower_error": -2800.0, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 0 }, { "name": "mass_1_source", "unit": "M_sun", "description": "na", "best": 56.0, "upper_error": 38.0, "lower_error": -22.0, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 0 }, { "name": "mass_2_source", "unit": "M_sun", "description": "na", "best": 29.0, "upper_error": 18.0, "lower_error": -16.0, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 0 }, { "name": "redshift", "unit": "", "description": "na", "best": 0.8, "upper_error": 0.6, "lower_error": -0.38, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 2 }, { "name": "total_mass_source", "unit": "M_sun", "description": "na", "best": 85.0, "upper_error": 46.0, "lower_error": -26.0, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 0 } ] }, { "name": "GWTC-4.1_GW231113_150041_C00:IMRPhenomXPNR_OO2_PE", "description": "na", "date_added": "2026-05-20", "data_url": "https://zenodo.org/api/records/20275769/files/IGWN-GWTC4p1-18965dda8_5-GW231113_150041-combined_PEDataRelease.hdf5/content", "pipeline": "GWTC-4.1_GW231113_150041_C00:IMRPhenomXPNR_OO2_PE", "pipeline_type": "pe", "waveform_family": "C00:IMRPhenomXPNR", "is_preferred": false, "links": [ { "url": "https://doi.org/10.5281/zenodo.20275769", "label": "na", "description": "Zenodo record for additional PE data products" } ], "parameters": [ { "name": "chi_eff", "unit": "", "description": "na", "best": -0.01, "upper_error": 0.39, "lower_error": -0.36, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 2 }, { "name": "chirp_mass_source", "unit": "M_sun", "description": "na", "best": 33.0, "upper_error": 16.0, "lower_error": -10.0, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 0 }, { "name": "final_mass_source", "unit": "M_sun", "description": "na", "best": 78.0, "upper_error": 38.0, "lower_error": -24.0, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 0 }, { "name": "luminosity_distance", "unit": "Mpc", "description": "na", "best": 5200.0, "upper_error": 5200.0, "lower_error": -2900.0, "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": 32.0, "lower_error": -19.0, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 0 }, { "name": "mass_2_source", "unit": "M_sun", "description": "na", "best": 30.0, "upper_error": 17.0, "lower_error": -15.0, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 0 }, { "name": "redshift", "unit": "", "description": "na", "best": 0.81, "upper_error": 0.61, "lower_error": -0.39, "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": 39.0, "lower_error": -25.0, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 0 } ] }, { "name": "GWTC-4.1_GW231113_150041_C00:SEOBNRv5PHM_OO3_PE", "description": "na", "date_added": "2026-05-20", "data_url": "https://zenodo.org/api/records/20275769/files/IGWN-GWTC4p1-18965dda8_5-GW231113_150041-combined_PEDataRelease.hdf5/content", "pipeline": "GWTC-4.1_GW231113_150041_C00:SEOBNRv5PHM_OO3_PE", "pipeline_type": "pe", "waveform_family": "C00:SEOBNRv5PHM", "is_preferred": false, "links": [ { "url": "https://doi.org/10.5281/zenodo.20275769", "label": "na", "description": "Zenodo record for additional PE data products" } ], "parameters": [ { "name": "chi_eff", "unit": "", "description": "na", "best": -0.01, "upper_error": 0.36, "lower_error": -0.37, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 2 }, { "name": "chirp_mass_source", "unit": "M_sun", "description": "na", "best": 32.0, "upper_error": 15.0, "lower_error": -11.0, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 0 }, { "name": "luminosity_distance", "unit": "Mpc", "description": "na", "best": 5600.0, "upper_error": 5400.0, "lower_error": -3200.0, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 0 }, { "name": "mass_1_source", "unit": "M_sun", "description": "na", "best": 49.0, "upper_error": 28.0, "lower_error": -17.0, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 0 }, { "name": "mass_2_source", "unit": "M_sun", "description": "na", "best": 30.0, "upper_error": 17.0, "lower_error": -16.0, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 0 }, { "name": "redshift", "unit": "", "description": "na", "best": 0.86, "upper_error": 0.62, "lower_error": -0.43, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 2 }, { "name": "total_mass_source", "unit": "M_sun", "description": "na", "best": 79.0, "upper_error": 36.0, "lower_error": -24.0, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 0 } ] }, { "name": "GWTC-4.1_MBTA_GW231113_150041", "description": "na", "date_added": "2026-05-20", "data_url": "", "pipeline": "MBTA", "pipeline_type": "search", "waveform_family": "na", "is_preferred": false, "links": [], "parameters": [ { "name": "far", "unit": "1/yr", "description": "na", "best": 130.0, "upper_error": null, "lower_error": null, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 0 }, { "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": "p_astro", "unit": "", "description": "na", "best": 0.04, "upper_error": null, "lower_error": null, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 2 } ] }, { "name": "GWTC-4.1_pycbc_GW231113_150041", "description": "na", "date_added": "2026-05-20", "data_url": "", "pipeline": "pycbc", "pipeline_type": "search", "waveform_family": "na", "is_preferred": false, "links": [], "parameters": [ { "name": "far", "unit": "1/yr", "description": "na", "best": 0.5, "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": 7.9, "upper_error": null, "lower_error": null, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 1 }, { "name": "p_astro", "unit": "", "description": "na", "best": 0.97, "upper_error": null, "lower_error": null, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 2 } ] } ] }