Event Version Parameter List
Return the full list of all parameter estimations from all pipelines for an event version.
GET /api/v2/event-versions/GW250109_010541-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_GW250109_010541", "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": 13.1, "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_GW250109_010541", "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": 12.0, "upper_error": null, "lower_error": null, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 1 }, { "name": "p_astro", "unit": "", "description": "na", "best": 0.99, "upper_error": null, "lower_error": null, "is_upper_limit": false, "is_lower_limit": true, "decimal_places": 2 } ] }, { "name": "GWTC-5.0_GW250109_010541_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-GW250109_010541-combined_PEDataRelease.hdf5/content", "pipeline": "GWTC-5.0_GW250109_010541_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": 27.4, "upper_error": 6.4, "lower_error": -3.9, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 1 }, { "name": "chi_eff", "unit": "", "description": "na", "best": -0.11, "upper_error": 0.27, "lower_error": -0.29, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 2 }, { "name": "final_mass_source", "unit": "M_sun", "description": "na", "best": 62.2, "upper_error": 14.0, "lower_error": -8.2, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 1 }, { "name": "luminosity_distance", "unit": "Mpc", "description": "na", "best": 3400.0, "upper_error": 1700.0, "lower_error": -1700.0, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 0 }, { "name": "mass_1_source", "unit": "M_sun", "description": "na", "best": 37.5, "upper_error": 14.7, "lower_error": -7.1, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 1 }, { "name": "mass_2_source", "unit": "M_sun", "description": "na", "best": 27.4, "upper_error": 8.0, "lower_error": -8.9, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 1 }, { "name": "redshift", "unit": "", "description": "na", "best": 0.56, "upper_error": 0.22, "lower_error": -0.25, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 2 }, { "name": "total_mass_source", "unit": "M_sun", "description": "na", "best": 64.9, "upper_error": 14.7, "lower_error": -8.6, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 1 } ] }, { "name": "GWTC-5.0_GW250109_010541_C00:IMRPhenomXPNR_OO2_PE", "description": "na", "date_added": "2026-05-22", "data_url": "https://zenodo.org/api/records/20348006/files/IGWN-GWTC5p0-29ebe06b7_25-GW250109_010541-combined_PEDataRelease.hdf5/content", "pipeline": "GWTC-5.0_GW250109_010541_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": 27.2, "upper_error": 6.4, "lower_error": -3.7, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 1 }, { "name": "chi_eff", "unit": "", "description": "na", "best": -0.16, "upper_error": 0.26, "lower_error": -0.28, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 2 }, { "name": "final_mass_source", "unit": "M_sun", "description": "na", "best": 61.8, "upper_error": 14.0, "lower_error": -8.0, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 1 }, { "name": "luminosity_distance", "unit": "Mpc", "description": "na", "best": 3400.0, "upper_error": 1700.0, "lower_error": -1800.0, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 0 }, { "name": "mass_1_source", "unit": "M_sun", "description": "na", "best": 37.4, "upper_error": 13.6, "lower_error": -7.1, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 1 }, { "name": "mass_2_source", "unit": "M_sun", "description": "na", "best": 27.2, "upper_error": 8.5, "lower_error": -8.8, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 1 }, { "name": "redshift", "unit": "", "description": "na", "best": 0.57, "upper_error": 0.23, "lower_error": -0.26, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 2 }, { "name": "total_mass_source", "unit": "M_sun", "description": "na", "best": 64.4, "upper_error": 14.6, "lower_error": -8.4, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 1 } ] }, { "name": "GWTC-5.0_GW250109_010541_C00:NRSur7dq4_OO3_PE", "description": "na", "date_added": "2026-05-22", "data_url": "https://zenodo.org/api/records/20348006/files/IGWN-GWTC5p0-29ebe06b7_25-GW250109_010541-combined_PEDataRelease.hdf5/content", "pipeline": "GWTC-5.0_GW250109_010541_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": 27.2, "upper_error": 6.1, "lower_error": -3.6, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 1 }, { "name": "chi_eff", "unit": "", "description": "na", "best": -0.14, "upper_error": 0.24, "lower_error": -0.28, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 2 }, { "name": "final_mass_source", "unit": "M_sun", "description": "na", "best": 61.3, "upper_error": 13.3, "lower_error": -7.7, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 1 }, { "name": "luminosity_distance", "unit": "Mpc", "description": "na", "best": 3500.0, "upper_error": 1700.0, "lower_error": -1800.0, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 0 }, { "name": "mass_1_source", "unit": "M_sun", "description": "na", "best": 36.7, "upper_error": 11.4, "lower_error": -6.7, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 1 }, { "name": "mass_2_source", "unit": "M_sun", "description": "na", "best": 27.6, "upper_error": 7.7, "lower_error": -7.8, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 1 }, { "name": "redshift", "unit": "", "description": "na", "best": 0.58, "upper_error": 0.22, "lower_error": -0.27, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 2 }, { "name": "total_mass_source", "unit": "M_sun", "description": "na", "best": 64.0, "upper_error": 14.0, "lower_error": -8.2, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 1 } ] }, { "name": "GWTC-5.0_GW250109_010541_C00:SEOBNRv5PHM_OO4_PE", "description": "na", "date_added": "2026-05-22", "data_url": "https://zenodo.org/api/records/20348006/files/IGWN-GWTC5p0-29ebe06b7_25-GW250109_010541-combined_PEDataRelease.hdf5/content", "pipeline": "GWTC-5.0_GW250109_010541_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": 27.2, "upper_error": 5.4, "lower_error": -3.4, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 1 }, { "name": "chi_eff", "unit": "", "description": "na", "best": -0.15, "upper_error": 0.24, "lower_error": -0.28, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 2 }, { "name": "luminosity_distance", "unit": "Mpc", "description": "na", "best": 3500.0, "upper_error": 1600.0, "lower_error": -1600.0, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 0 }, { "name": "mass_1_source", "unit": "M_sun", "description": "na", "best": 36.9, "upper_error": 10.7, "lower_error": -6.5, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 1 }, { "name": "mass_2_source", "unit": "M_sun", "description": "na", "best": 27.3, "upper_error": 7.0, "lower_error": -7.5, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 1 }, { "name": "redshift", "unit": "", "description": "na", "best": 0.58, "upper_error": 0.21, "lower_error": -0.24, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 2 }, { "name": "total_mass_source", "unit": "M_sun", "description": "na", "best": 64.0, "upper_error": 12.2, "lower_error": -7.7, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 1 } ] }, { "name": "GWTC-5.0_MBTA_GW250109_010541", "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": 0.0018, "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": 12.3, "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_pycbc_GW250109_010541", "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": 0.013000000000000001, "upper_error": null, "lower_error": null, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 3 }, { "name": "network_matched_filter_snr", "unit": "", "description": "na", "best": 11.0, "upper_error": null, "lower_error": null, "is_upper_limit": false, "is_lower_limit": false, "decimal_places": 1 }, { "name": "p_astro", "unit": "", "description": "na", "best": 0.99, "upper_error": null, "lower_error": null, "is_upper_limit": false, "is_lower_limit": true, "decimal_places": 2 } ] } ] }