Parameter List
Return the full list of all parameter estimations from all pipelines for an event version.
GET /api/v2/event-versions/GW230911_195324-v1/parameters?format=api
https://zenodo.org/api/records/16053484/files/IGWN-GWTC4p0-0f954158d_720-GW230911_195324-combined_PEDataRelease.hdf5/content", "pipeline": "GWTC-4.0_GW230911_195324_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": 23.3, "upper_error": 3.1, "lower_error": -2.8, "is_upper_limit": false, "is_lower_limit": false }, { "name": "chi_eff", "unit": "", "description": "na", "best": -0.06, "upper_error": 0.17, "lower_error": -0.2, "is_upper_limit": false, "is_lower_limit": false }, { "name": "final_mass_source", "unit": "M_sun", "description": "na", "best": 53.5, "upper_error": 6.6, "lower_error": -6.1, "is_upper_limit": false, "is_lower_limit": false }, { "name": "luminosity_distance", "unit": "Mpc", "description": "na", "best": 1230.0, "upper_error": 1010.0, "lower_error": -630.0, "is_upper_limit": false, "is_lower_limit": false }, { "name": "mass_1_source", "unit": "M_sun", "description": "na", "best": 34.5, "upper_error": 6.4, "lower_error": -6.8, "is_upper_limit": false, "is_lower_limit": false }, { "name": "mass_2_source", "unit": "M_sun", "description": "na", "best": 21.4, "upper_error": 5.2, "lower_error": -5.1, "is_upper_limit": false, "is_lower_limit": false }, { "name": "redshift", "unit": "", "description": "na", "best": 0.24, "upper_error": 0.16, "lower_error": -0.11, "is_upper_limit": false, "is_lower_limit": false }, { "name": "total_mass_source", "unit": "M_sun", "description": "na", "best": 55.8, "upper_error": 7.0, "lower_error": -6.3, "is_upper_limit": false, "is_lower_limit": false } ] }, { "name": "GWTC-4.0_GW230911_195324_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-GW230911_195324-combined_PEDataRelease.hdf5/content", "pipeline": "GWTC-4.0_GW230911_195324_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": 23.2, "upper_error": 3.1, "lower_error": -2.8, "is_upper_limit": false, "is_lower_limit": false }, { "name": "chi_eff", "unit": "", "description": "na", "best": -0.06, "upper_error": 0.18, "lower_error": -0.21, "is_upper_limit": false, "is_lower_limit": false }, { "name": "final_mass_source", "unit": "M_sun", "description": "na", "best": 53.9, "upper_error": 6.5, "lower_error": -6.1, "is_upper_limit": false, "is_lower_limit": false }, { "name": "luminosity_distance", "unit": "Mpc", "description": "na", "best": 1130.0, "upper_error": 1010.0, "lower_error": -570.0, "is_upper_limit": false, "is_lower_limit": false }, { "name": "mass_1_source", "unit": "M_sun", "description": "na", "best": 35.6, "upper_error": 6.9, "lower_error": -7.2, "is_upper_limit": false, "is_lower_limit": false }, { "name": "mass_2_source", "unit": "M_sun", "description": "na", "best": 20.7, "upper_error": 5.5, "lower_error": -5.2, "is_upper_limit": false, "is_lower_limit": false }, { "name": "redshift", "unit": "", "description": "na", "best": 0.22, "upper_error": 0.16, "lower_error": -0.1, "is_upper_limit": false, "is_lower_limit": false }, { "name": "total_mass_source", "unit": "M_sun", "description": "na", "best": 56.2, "upper_error": 6.8, "lower_error": -6.3, "is_upper_limit": false, "is_lower_limit": false } ] }, { "name": "GWTC-4.0_GW230911_195324_C00:Mixed_CC3_PE", "description": "na", "date_added": "2025-08-26", "data_url": "https://zenodo.org/api/records/16053484/files/IGWN-GWTC4p0-0f954158d_720-GW230911_195324-combined_PEDataRelease.hdf5/content", "pipeline": "GWTC-4.0_GW230911_195324_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": 23.2, "upper_error": 3.1, "lower_error": -2.8, "is_upper_limit": false, "is_lower_limit": false }, { "name": "chi_eff", "unit": "", "description": "na", "best": -0.06, "upper_error": 0.19, "lower_error": -0.21, "is_upper_limit": false, "is_lower_limit": false }, { "name": "final_mass_source", "unit": "M_sun", "description": "na", "best": 54.2, "upper_error": 6.4, "lower_error": -6.1, "is_upper_limit": false, "is_lower_limit": false }, { "name": "luminosity_distance", "unit": "Mpc", "description": "na", "best": 1080.0, "upper_error": 980.0, "lower_error": -540.0, "is_upper_limit": false, "is_lower_limit": false }, { "name": "mass_1_source", "unit": "M_sun", "description": "na", "best": 36.2, "upper_error": 7.0, "lower_error": -7.3, "is_upper_limit": false, "is_lower_limit": false }, { "name": "mass_2_source", "unit": "M_sun", "description": "na", "best": 20.3, "upper_error": 5.6, "lower_error": -5.1, "is_upper_limit": false, "is_lower_limit": false }, { "name": "redshift", "unit": "", "description": "na", "best": 0.21, "upper_error": 0.16, "lower_error": -0.1, "is_upper_limit": false, "is_lower_limit": false }, { "name": "total_mass_source", "unit": "M_sun", "description": "na", "best": 56.4, "upper_error": 6.7, "lower_error": -6.3, "is_upper_limit": false, "is_lower_limit": false } ] }, { "name": "GWTC-4.0_GW230911_195324_C00:SEOBNRv5PHM_CC5_PE", "description": "na", "date_added": "2025-08-26", "data_url": "https://zenodo.org/api/records/16053484/files/IGWN-GWTC4p0-0f954158d_720-GW230911_195324-combined_PEDataRelease.hdf5/content", "pipeline": "GWTC-4.0_GW230911_195324_C00:SEOBNRv5PHM_CC5_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": 23.2, "upper_error": 3.0, "lower_error": -2.6, "is_upper_limit": false, "is_lower_limit": false }, { "name": "chi_eff", "unit": "", "description": "na", "best": -0.08, "upper_error": 0.18, "lower_error": -0.2, "is_upper_limit": false, "is_lower_limit": false }, { "name": "final_mass_source", "unit": "M_sun", "description": "na", "best": 54.5, "upper_error": 6.2, "lower_error": -6.0, "is_upper_limit": false, "is_lower_limit": false }, { "name": "luminosity_distance", "unit": "Mpc", "description": "na", "best": 1050.0, "upper_error": 980.0, "lower_error": -520.0, "is_upper_limit": false, "is_lower_limit": false }, { "name": "mass_1_source", "unit": "M_sun", "description": "na", "best": 36.4, "upper_error": 7.4, "lower_error": -7.4, "is_upper_limit": false, "is_lower_limit": false }, { "name": "mass_2_source", "unit": "M_sun", "description": "na", "best": 20.3, "upper_error": 5.5, "lower_error": -4.9, "is_upper_limit": false, "is_lower_limit": false }, { "name": "redshift", "unit": "", "description": "na", "best": 0.21, "upper_error": 0.16, "lower_error": -0.1, "is_upper_limit": false, "is_lower_limit": false }, { "name": "total_mass_source", "unit": "M_sun", "description": "na", "best": 56.7, "upper_error": 6.5, "lower_error": -6.2, "is_upper_limit": false, "is_lower_limit": false } ] }, { "name": "GWTC-4.0_GW230911_195324_SpinTaylor_CC2_PE", "description": "na", "date_added": "2025-08-26", "data_url": "https://zenodo.org/api/records/16053484/files/IGWN-GWTC4p0-0f954158d_720-GW230911_195324-combined_PEDataRelease.hdf5/content", "pipeline": "GWTC-4.0_GW230911_195324_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": 23.1, "upper_error": 3.2, "lower_error": -3.0, "is_upper_limit": false, "is_lower_limit": false }, { "name": "chi_eff", "unit": "", "description": "na", "best": -0.03, "upper_error": 0.19, "lower_error": -0.21, "is_upper_limit": false, "is_lower_limit": false }, { "name": "final_mass_source", "unit": "M_sun", "description": "na", "best": 53.8, "upper_error": 6.5, "lower_error": -5.9, "is_upper_limit": false, "is_lower_limit": false }, { "name": "luminosity_distance", "unit": "Mpc", "description": "na", "best": 1130.0, "upper_error": 970.0, "lower_error": -560.0, "is_upper_limit": false, "is_lower_limit": false }, { "name": "mass_1_source", "unit": "M_sun", "description": "na", "best": 36.0, "upper_error": 6.5, "lower_error": -7.2, "is_upper_limit": false, "is_lower_limit": false }, { "name": "mass_2_source", "unit": "M_sun", "description": "na", "best": 20.3, "upper_error": 5.7, "lower_error": -5.3, "is_upper_limit": false, "is_lower_limit": false }, { "name": "redshift", "unit": "", "description": "na", "best": 0.22, "upper_error": 0.16, "lower_error": -0.1, "is_upper_limit": false, "is_lower_limit": false }, { "name": "total_mass_source", "unit": "M_sun", "description": "na", "best": 56.1, "upper_error": 7.0, "lower_error": -6.3, "is_upper_limit": false, "is_lower_limit": false } ] }, { "name": "GWTC-4.0_pycbc_GW230911_195324", "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": 0.001, "upper_error": null, "lower_error": null, "is_upper_limit": false, "is_lower_limit": false }, { "name": "network_matched_filter_snr", "unit": "", "description": "na", "best": 11.1, "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": 7, "results_per_page": 20, "num_pages": 1, "page_number": 1, "results": [ { "name": "GWTC-4.0_gstlal_GW230911_195324", "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": 0.014, "upper_error": null, "lower_error": null, "is_upper_limit": false, "is_lower_limit": false }, { "name": "network_matched_filter_snr", "unit": "", "description": "na", "best": 10.7, "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_GW230911_195324_C00:IMRPhenomXO4a_CC1_PE", "description": "na", "date_added": "2025-08-26", "data_url": "