Event Version Parameter List
Return the full list of all parameter estimations from all pipelines for an event version.
GET /api/v2/event-versions/GW250104_015122-v1/parameters?format=api
{ "next": null, "previous": null, "results_count": 8, "results_per_page": 20, "num_pages": 1, "page_number": 1, "results": [ { "name": "GWTC-5.0_CWB_GW250104_015122", "description": "na", "date_added": "2026-05-22", "data_url": "", "pipeline": "CWB", "pipeline_type": "search", "waveform_family": "na", "is_preferred": false, "links": [], "parameters": [ { "name": "far", "unit": "1/yr", "description": "na", "best": 0.0012, "upper_error": null, "lower_error": null, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 4 }, { "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": "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": "GWTC-5.0_gstlal_GW250104_015122", "description": "na", "date_added": "2026-05-22", "data_url": "", "pipeline": "gstlal", "pipeline_type": "search", "waveform_family": "na", "is_preferred": false, "links": [], "parameters": [ { "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": "network_matched_filter_snr", "unit": "", "description": "na", "best": 11.3, "upper_error": null, "lower_error": null, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 1 }, { "name": "p_astro", "unit": "", "description": "na", "best": 0.99, "upper_error": null, "lower_error": null, "is_upper_limit": false, "is_lower_limit": true, "decimal_places": 2 } ] }, { "name": "GWTC-5.0_GW250104_015122_C00:IMRPhenomXPHM-SpinTaylor_OO1_PE", "description": "na", "date_added": "2026-05-22", "data_url": "https://zenodo.org/api/records/20348006/files/IGWN-GWTC5p0-29ebe06b7_25-GW250104_015122-combined_PEDataRelease.hdf5/content", "pipeline": "GWTC-5.0_GW250104_015122_C00:IMRPhenomXPHM-SpinTaylor_OO1_PE", "pipeline_type": "pe", "waveform_family": "C00:IMRPhenomXPHM-SpinTaylor", "is_preferred": true, "links": [ { "url": "https://doi.org/10.5281/zenodo.20348006", "label": "na", "description": "Zenodo record for additional PE data products" } ], "parameters": [ { "name": "chirp_mass_source", "unit": "M_sun", "description": "na", "best": 33.9, "upper_error": 8.1, "lower_error": -5.2, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 1 }, { "name": "chi_eff", "unit": "", "description": "na", "best": 0.11, "upper_error": 0.22, "lower_error": -0.23, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 2 }, { "name": "final_mass_source", "unit": "M_sun", "description": "na", "best": 76.0, "upper_error": 17.0, "lower_error": -11.0, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 0 }, { "name": "luminosity_distance", "unit": "Mpc", "description": "na", "best": 4800.0, "upper_error": 2500.0, "lower_error": -2300.0, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 0 }, { "name": "mass_1_source", "unit": "M_sun", "description": "na", "best": 45.8, "upper_error": 11.0, "lower_error": -8.8, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 1 }, { "name": "mass_2_source", "unit": "M_sun", "description": "na", "best": 34.5, "upper_error": 10.7, "lower_error": -9.9, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 1 }, { "name": "redshift", "unit": "", "description": "na", "best": 0.76, "upper_error": 0.31, "lower_error": -0.32, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 2 }, { "name": "total_mass_source", "unit": "M_sun", "description": "na", "best": 80.0, "upper_error": 18.0, "lower_error": -11.0, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 0 } ] }, { "name": "GWTC-5.0_GW250104_015122_C00:IMRPhenomXPNR_OO2_PE", "description": "na", "date_added": "2026-05-22", "data_url": "https://zenodo.org/api/records/20348006/files/IGWN-GWTC5p0-29ebe06b7_25-GW250104_015122-combined_PEDataRelease.hdf5/content", "pipeline": "GWTC-5.0_GW250104_015122_C00:IMRPhenomXPNR_OO2_PE", "pipeline_type": "pe", "waveform_family": "C00:IMRPhenomXPNR", "is_preferred": false, "links": [ { "url": "https://doi.org/10.5281/zenodo.20348006", "label": "na", "description": "Zenodo record for additional PE data products" } ], "parameters": [ { "name": "chirp_mass_source", "unit": "M_sun", "description": "na", "best": 33.9, "upper_error": 8.1, "lower_error": -5.1, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 1 }, { "name": "chi_eff", "unit": "", "description": "na", "best": 0.08, "upper_error": 0.22, "lower_error": -0.21, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 2 }, { "name": "final_mass_source", "unit": "M_sun", "description": "na", "best": 76.0, "upper_error": 17.0, "lower_error": -11.0, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 0 }, { "name": "luminosity_distance", "unit": "Mpc", "description": "na", "best": 4700.0, "upper_error": 2400.0, "lower_error": -2200.0, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 0 }, { "name": "mass_1_source", "unit": "M_sun", "description": "na", "best": 45.3, "upper_error": 11.0, "lower_error": -8.5, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 1 }, { "name": "mass_2_source", "unit": "M_sun", "description": "na", "best": 34.8, "upper_error": 10.4, "lower_error": -9.8, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 1 }, { "name": "redshift", "unit": "", "description": "na", "best": 0.74, "upper_error": 0.3, "lower_error": -0.3, "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": 18.0, "lower_error": -11.0, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 0 } ] }, { "name": "GWTC-5.0_GW250104_015122_C00:NRSur7dq4_OO3_PE", "description": "na", "date_added": "2026-05-22", "data_url": "https://zenodo.org/api/records/20348006/files/IGWN-GWTC5p0-29ebe06b7_25-GW250104_015122-combined_PEDataRelease.hdf5/content", "pipeline": "GWTC-5.0_GW250104_015122_C00:NRSur7dq4_OO3_PE", "pipeline_type": "pe", "waveform_family": "C00:NRSur7dq4", "is_preferred": false, "links": [ { "url": "https://doi.org/10.5281/zenodo.20348006", "label": "na", "description": "Zenodo record for additional PE data products" } ], "parameters": [ { "name": "chirp_mass_source", "unit": "M_sun", "description": "na", "best": 34.7, "upper_error": 7.8, "lower_error": -5.8, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 1 }, { "name": "chi_eff", "unit": "", "description": "na", "best": 0.08, "upper_error": 0.21, "lower_error": -0.21, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 2 }, { "name": "final_mass_source", "unit": "M_sun", "description": "na", "best": 77.0, "upper_error": 16.0, "lower_error": -12.0, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 0 }, { "name": "luminosity_distance", "unit": "Mpc", "description": "na", "best": 4400.0, "upper_error": 2600.0, "lower_error": -2100.0, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 0 }, { "name": "mass_1_source", "unit": "M_sun", "description": "na", "best": 45.9, "upper_error": 10.2, "lower_error": -8.8, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 1 }, { "name": "mass_2_source", "unit": "M_sun", "description": "na", "best": 36.0, "upper_error": 10.0, "lower_error": -10.0, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 0 }, { "name": "redshift", "unit": "", "description": "na", "best": 0.7, "upper_error": 0.33, "lower_error": -0.29, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 2 }, { "name": "total_mass_source", "unit": "M_sun", "description": "na", "best": 81.0, "upper_error": 17.0, "lower_error": -13.0, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 0 } ] }, { "name": "GWTC-5.0_GW250104_015122_C00:SEOBNRv5PHM_OO4_PE", "description": "na", "date_added": "2026-05-22", "data_url": "https://zenodo.org/api/records/20348006/files/IGWN-GWTC5p0-29ebe06b7_25-GW250104_015122-combined_PEDataRelease.hdf5/content", "pipeline": "GWTC-5.0_GW250104_015122_C00:SEOBNRv5PHM_OO4_PE", "pipeline_type": "pe", "waveform_family": "C00:SEOBNRv5PHM", "is_preferred": false, "links": [ { "url": "https://doi.org/10.5281/zenodo.20348006", "label": "na", "description": "Zenodo record for additional PE data products" } ], "parameters": [ { "name": "chirp_mass_source", "unit": "M_sun", "description": "na", "best": 33.4, "upper_error": 7.5, "lower_error": -5.0, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 1 }, { "name": "chi_eff", "unit": "", "description": "na", "best": 0.08, "upper_error": 0.23, "lower_error": -0.22, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 2 }, { "name": "luminosity_distance", "unit": "Mpc", "description": "na", "best": 4900.0, "upper_error": 2600.0, "lower_error": -2300.0, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 0 }, { "name": "mass_1_source", "unit": "M_sun", "description": "na", "best": 45.1, "upper_error": 10.9, "lower_error": -8.5, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 1 }, { "name": "mass_2_source", "unit": "M_sun", "description": "na", "best": 33.7, "upper_error": 10.1, "lower_error": -9.0, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 1 }, { "name": "redshift", "unit": "", "description": "na", "best": 0.76, "upper_error": 0.31, "lower_error": -0.31, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 2 }, { "name": "total_mass_source", "unit": "M_sun", "description": "na", "best": 78.0, "upper_error": 17.0, "lower_error": -11.0, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 0 } ] }, { "name": "GWTC-5.0_MBTA_GW250104_015122", "description": "na", "date_added": "2026-05-22", "data_url": "", "pipeline": "MBTA", "pipeline_type": "search", "waveform_family": "na", "is_preferred": false, "links": [], "parameters": [ { "name": "far", "unit": "1/yr", "description": "na", "best": 0.0099, "upper_error": null, "lower_error": null, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 4 }, { "name": "network_matched_filter_snr", "unit": "", "description": "na", "best": 11.6, "upper_error": null, "lower_error": null, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 1 }, { "name": "p_astro", "unit": "", "description": "na", "best": 0.99, "upper_error": null, "lower_error": null, "is_upper_limit": false, "is_lower_limit": true, "decimal_places": 2 } ] }, { "name": "GWTC-5.0_pycbc_GW250104_015122", "description": "na", "date_added": "2026-05-22", "data_url": "", "pipeline": "pycbc", "pipeline_type": "search", "waveform_family": "na", "is_preferred": false, "links": [], "parameters": [ { "name": "far", "unit": "1/yr", "description": "na", "best": 0.00015, "upper_error": null, "lower_error": null, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 5 }, { "name": "network_matched_filter_snr", "unit": "", "description": "na", "best": 11.4, "upper_error": null, "lower_error": null, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 1 }, { "name": "p_astro", "unit": "", "description": "na", "best": 0.99, "upper_error": null, "lower_error": null, "is_upper_limit": false, "is_lower_limit": true, "decimal_places": 2 } ] } ] }