Parameter List
Return the full list of all parameter estimations from all pipelines for an event version.
GET /api/v2/event-versions/GW231226_101520-v1/parameters?format=api
https://zenodo.org/api/records/16053484/files/IGWN-GWTC4p0-0f954158d_720-GW231226_101520-combined_PEDataRelease.hdf5/content", "pipeline": "GWTC-4.0_GW231226_101520_C00:IMRPhenomXO4a_CC1_PE", "pipeline_type": "pe", "waveform_family": "C00:IMRPhenomXO4a", "is_preferred": false, "links": [ { "url": "https://doi.org/10.5281/zenodo.16053483", "label": "na", "description": "Zenodo record for additional PE data products" } ], "parameters": [ { "name": "chirp_mass_source", "unit": "M_sun", "description": "na", "best": 32.2, "upper_error": 1.6, "lower_error": -1.2, "is_upper_limit": false, "is_lower_limit": false }, { "name": "chi_eff", "unit": "", "description": "na", "best": -0.12, "upper_error": 0.08, "lower_error": -0.08, "is_upper_limit": false, "is_lower_limit": false }, { "name": "final_mass_source", "unit": "M_sun", "description": "na", "best": 71.0, "upper_error": 3.1, "lower_error": -2.3, "is_upper_limit": false, "is_lower_limit": false }, { "name": "luminosity_distance", "unit": "Mpc", "description": "na", "best": 1140.0, "upper_error": 200.0, "lower_error": -290.0, "is_upper_limit": false, "is_lower_limit": false }, { "name": "mass_1_source", "unit": "M_sun", "description": "na", "best": 39.7, "upper_error": 4.3, "lower_error": -2.6, "is_upper_limit": false, "is_lower_limit": false }, { "name": "mass_2_source", "unit": "M_sun", "description": "na", "best": 34.9, "upper_error": 3.0, "lower_error": -4.7, "is_upper_limit": false, "is_lower_limit": false }, { "name": "redshift", "unit": "", "description": "na", "best": 0.22, "upper_error": 0.03, "lower_error": -0.05, "is_upper_limit": false, "is_lower_limit": false }, { "name": "total_mass_source", "unit": "M_sun", "description": "na", "best": 74.4, "upper_error": 3.3, "lower_error": -2.5, "is_upper_limit": false, "is_lower_limit": false } ] }, { "name": "GWTC-4.0_GW231226_101520_C00:Mixed+XO4a_CC4_PE", "description": "na", "date_added": "2025-08-26", "data_url": "https://zenodo.org/api/records/16053484/files/IGWN-GWTC4p0-0f954158d_720-GW231226_101520-combined_PEDataRelease.hdf5/content", "pipeline": "GWTC-4.0_GW231226_101520_C00:Mixed+XO4a_CC4_PE", "pipeline_type": "pe", "waveform_family": "C00:Mixed+XO4a", "is_preferred": false, "links": [ { "url": "https://doi.org/10.5281/zenodo.16053483", "label": "na", "description": "Zenodo record for additional PE data products" } ], "parameters": [ { "name": "chirp_mass_source", "unit": "M_sun", "description": "na", "best": 32.5, "upper_error": 1.5, "lower_error": -1.3, "is_upper_limit": false, "is_lower_limit": false }, { "name": "chi_eff", "unit": "", "description": "na", "best": -0.09, "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": 71.5, "upper_error": 3.1, "lower_error": -2.5, "is_upper_limit": false, "is_lower_limit": false }, { "name": "luminosity_distance", "unit": "Mpc", "description": "na", "best": 1150.0, "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": 39.9, "upper_error": 4.2, "lower_error": -2.6, "is_upper_limit": false, "is_lower_limit": false }, { "name": "mass_2_source", "unit": "M_sun", "description": "na", "best": 35.2, "upper_error": 2.9, "lower_error": -4.7, "is_upper_limit": false, "is_lower_limit": false }, { "name": "redshift", "unit": "", "description": "na", "best": 0.22, "upper_error": 0.04, "lower_error": -0.05, "is_upper_limit": false, "is_lower_limit": false }, { "name": "total_mass_source", "unit": "M_sun", "description": "na", "best": 74.9, "upper_error": 3.3, "lower_error": -2.7, "is_upper_limit": false, "is_lower_limit": false } ] }, { "name": "GWTC-4.0_GW231226_101520_C00:Mixed_CC3_PE", "description": "na", "date_added": "2025-08-26", "data_url": "https://zenodo.org/api/records/16053484/files/IGWN-GWTC4p0-0f954158d_720-GW231226_101520-combined_PEDataRelease.hdf5/content", "pipeline": "GWTC-4.0_GW231226_101520_C00:Mixed_CC3_PE", "pipeline_type": "pe", "waveform_family": "C00:Mixed", "is_preferred": true, "links": [ { "url": "https://doi.org/10.5281/zenodo.16053483", "label": "na", "description": "Zenodo record for additional PE data products" } ], "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": "GWTC-4.0_GW231226_101520_C00:NRSur7dq4_CC5_PE", "description": "na", "date_added": "2025-08-26", "data_url": "https://zenodo.org/api/records/16053484/files/IGWN-GWTC4p0-0f954158d_720-GW231226_101520-combined_PEDataRelease.hdf5/content", "pipeline": "GWTC-4.0_GW231226_101520_C00:NRSur7dq4_CC5_PE", "pipeline_type": "pe", "waveform_family": "C00:NRSur7dq4", "is_preferred": false, "links": [ { "url": "https://doi.org/10.5281/zenodo.16053483", "label": "na", "description": "Zenodo record for additional PE data products" } ], "parameters": [ { "name": "chirp_mass_source", "unit": "M_sun", "description": "na", "best": 32.5, "upper_error": 1.6, "lower_error": -1.3, "is_upper_limit": false, "is_lower_limit": false }, { "name": "chi_eff", "unit": "", "description": "na", "best": -0.07, "upper_error": 0.08, "lower_error": -0.08, "is_upper_limit": false, "is_lower_limit": false }, { "name": "final_mass_source", "unit": "M_sun", "description": "na", "best": 71.6, "upper_error": 3.2, "lower_error": -2.5, "is_upper_limit": false, "is_lower_limit": false }, { "name": "luminosity_distance", "unit": "Mpc", "description": "na", "best": 1190.0, "upper_error": 210.0, "lower_error": -330.0, "is_upper_limit": false, "is_lower_limit": false }, { "name": "mass_1_source", "unit": "M_sun", "description": "na", "best": 40.1, "upper_error": 3.6, "lower_error": -2.6, "is_upper_limit": false, "is_lower_limit": false }, { "name": "mass_2_source", "unit": "M_sun", "description": "na", "best": 35.2, "upper_error": 2.9, "lower_error": -4.3, "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": 3.5, "lower_error": -2.7, "is_upper_limit": false, "is_lower_limit": false } ] }, { "name": "GWTC-4.0_GW231226_101520_C00:SEOBNRv5PHM_CC6_PE", "description": "na", "date_added": "2025-08-26", "data_url": "https://zenodo.org/api/records/16053484/files/IGWN-GWTC4p0-0f954158d_720-GW231226_101520-combined_PEDataRelease.hdf5/content", "pipeline": "GWTC-4.0_GW231226_101520_C00:SEOBNRv5PHM_CC6_PE", "pipeline_type": "pe", "waveform_family": "C00:SEOBNRv5PHM", "is_preferred": false, "links": [ { "url": "https://doi.org/10.5281/zenodo.16053483", "label": "na", "description": "Zenodo record for additional PE data products" } ], "parameters": [ { "name": "chirp_mass_source", "unit": "M_sun", "description": "na", "best": 32.6, "upper_error": 1.4, "lower_error": -1.3, "is_upper_limit": false, "is_lower_limit": false }, { "name": "chi_eff", "unit": "", "description": "na", "best": -0.1, "upper_error": 0.08, "lower_error": -0.08, "is_upper_limit": false, "is_lower_limit": false }, { "name": "final_mass_source", "unit": "M_sun", "description": "na", "best": 71.7, "upper_error": 3.0, "lower_error": -2.7, "is_upper_limit": false, "is_lower_limit": false }, { "name": "luminosity_distance", "unit": "Mpc", "description": "na", "best": 1110.0, "upper_error": 250.0, "lower_error": -300.0, "is_upper_limit": false, "is_lower_limit": false }, { "name": "mass_1_source", "unit": "M_sun", "description": "na", "best": 39.7, "upper_error": 3.8, "lower_error": -2.4, "is_upper_limit": false, "is_lower_limit": false }, { "name": "mass_2_source", "unit": "M_sun", "description": "na", "best": 35.5, "upper_error": 2.6, "lower_error": -4.2, "is_upper_limit": false, "is_lower_limit": false }, { "name": "redshift", "unit": "", "description": "na", "best": 0.22, "upper_error": 0.04, "lower_error": -0.05, "is_upper_limit": false, "is_lower_limit": false }, { "name": "total_mass_source", "unit": "M_sun", "description": "na", "best": 75.1, "upper_error": 3.2, "lower_error": -2.9, "is_upper_limit": false, "is_lower_limit": false } ] }, { "name": "GWTC-4.0_GW231226_101520_SpinTaylor_CC2_PE", "description": "na", "date_added": "2025-08-26", "data_url": "https://zenodo.org/api/records/16053484/files/IGWN-GWTC4p0-0f954158d_720-GW231226_101520-combined_PEDataRelease.hdf5/content", "pipeline": "GWTC-4.0_GW231226_101520_SpinTaylor_CC2_PE", "pipeline_type": "pe", "waveform_family": "SpinTaylor", "is_preferred": false, "links": [ { "url": "https://doi.org/10.5281/zenodo.16053483", "label": "na", "description": "Zenodo record for additional PE data products" } ], "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": -0.07, "upper_error": 0.08, "lower_error": -0.08, "is_upper_limit": false, "is_lower_limit": false }, { "name": "final_mass_source", "unit": "M_sun", "description": "na", "best": 71.8, "upper_error": 3.0, "lower_error": -2.5, "is_upper_limit": false, "is_lower_limit": false }, { "name": "luminosity_distance", "unit": "Mpc", "description": "na", "best": 1170.0, "upper_error": 220.0, "lower_error": -300.0, "is_upper_limit": false, "is_lower_limit": false }, { "name": "mass_1_source", "unit": "M_sun", "description": "na", "best": 40.2, "upper_error": 5.0, "lower_error": -2.6, "is_upper_limit": false, "is_lower_limit": false }, { "name": "mass_2_source", "unit": "M_sun", "description": "na", "best": 35.1, "upper_error": 2.9, "lower_error": -5.4, "is_upper_limit": false, "is_lower_limit": false }, { "name": "redshift", "unit": "", "description": "na", "best": 0.23, "upper_error": 0.04, "lower_error": -0.05, "is_upper_limit": false, "is_lower_limit": false }, { "name": "total_mass_source", "unit": "M_sun", "description": "na", "best": 75.2, "upper_error": 3.2, "lower_error": -2.7, "is_upper_limit": false, "is_lower_limit": false } ] }, { "name": "GWTC-4.0_MBTA_GW231226_101520", "description": "na", "date_added": "2025-08-26", "data_url": "", "pipeline": "MBTA", "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 }, { "name": "network_matched_filter_snr", "unit": "", "description": "na", "best": 33.6, "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": "GWTC-4.0_pycbc_GW231226_101520", "description": "na", "date_added": "2025-08-26", "data_url": "", "pipeline": "pycbc", "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 }, { "name": "network_matched_filter_snr", "unit": "", "description": "na", "best": 33.2, "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 } ] } ] }{ "next": null, "previous": null, "results_count": 10, "results_per_page": 20, "num_pages": 1, "page_number": 1, "results": [ { "name": "GWTC-4.0_CWB_GW231226_101520", "description": "na", "date_added": "2025-08-26", "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 }, { "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": "p_astro", "unit": "", "description": "na", "best": 0.99, "upper_error": null, "lower_error": null, "is_upper_limit": false, "is_lower_limit": true } ] }, { "name": "GWTC-4.0_gstlal_GW231226_101520", "description": "na", "date_added": "2025-08-26", "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 }, { "name": "network_matched_filter_snr", "unit": "", "description": "na", "best": 34.2, "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": "GWTC-4.0_GW231226_101520_C00:IMRPhenomXO4a_CC1_PE", "description": "na", "date_added": "2025-08-26", "data_url": "