Return the full list of all parameter estimations from all pipelines for an event version.

GET /api/v2/event-versions/GW231004_232346-v1/parameters?format=api
HTTP 200 OK
Allow: GET, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
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    "results_count": 8,
    "results_per_page": 20,
    "num_pages": 1,
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    "results": [
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            "name": "GWTC-4.0_CWB_GW231004_232346",
            "description": "na",
            "date_added": "2025-08-26",
            "data_url": "",
            "pipeline": "CWB",
            "pipeline_type": "search",
            "waveform_family": "na",
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            "links": [],
            "parameters": [
                {
                    "name": "far",
                    "unit": "1/yr",
                    "description": "na",
                    "best": 0.16,
                    "upper_error": null,
                    "lower_error": null,
                    "is_upper_limit": false,
                    "is_lower_limit": false
                },
                {
                    "name": "network_matched_filter_snr",
                    "unit": "",
                    "description": "na",
                    "best": 8.9,
                    "upper_error": null,
                    "lower_error": null,
                    "is_upper_limit": false,
                    "is_lower_limit": false
                },
                {
                    "name": "p_astro",
                    "unit": "",
                    "description": "na",
                    "best": 0.97,
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                    "lower_error": null,
                    "is_upper_limit": false,
                    "is_lower_limit": false
                }
            ]
        },
        {
            "name": "GWTC-4.0_gstlal_GW231004_232346",
            "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": 6.5,
                    "upper_error": null,
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                    "is_upper_limit": false,
                    "is_lower_limit": false
                },
                {
                    "name": "network_matched_filter_snr",
                    "unit": "",
                    "description": "na",
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                    "upper_error": null,
                    "lower_error": null,
                    "is_upper_limit": false,
                    "is_lower_limit": false
                },
                {
                    "name": "p_astro",
                    "unit": "",
                    "description": "na",
                    "best": 0.41,
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                    "lower_error": null,
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                    "is_lower_limit": false
                }
            ]
        },
        {
            "name": "GWTC-4.0_GW231004_232346_C00:IMRPhenomXO4a_CC1_PE",
            "description": "na",
            "date_added": "2025-08-26",
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            "pipeline_type": "pe",
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            "is_preferred": false,
            "links": [
                {
                    "url": "https://doi.org/10.5281/zenodo.16053483",
                    "label": "na",
                    "description": "Zenodo record for additional PE data products"
                }
            ],
            "parameters": [
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                    "name": "chirp_mass_source",
                    "unit": "M_sun",
                    "description": "na",
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                    "upper_error": 10.9,
                    "lower_error": -8.6,
                    "is_upper_limit": false,
                    "is_lower_limit": false
                },
                {
                    "name": "chi_eff",
                    "unit": "",
                    "description": "na",
                    "best": -0.07,
                    "upper_error": 0.3,
                    "lower_error": -0.36,
                    "is_upper_limit": false,
                    "is_lower_limit": false
                },
                {
                    "name": "final_mass_source",
                    "unit": "M_sun",
                    "description": "na",
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                    "lower_error": -19.0,
                    "is_upper_limit": false,
                    "is_lower_limit": false
                },
                {
                    "name": "luminosity_distance",
                    "unit": "Mpc",
                    "description": "na",
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                    "lower_error": -1900.0,
                    "is_upper_limit": false,
                    "is_lower_limit": false
                },
                {
                    "name": "mass_1_source",
                    "unit": "M_sun",
                    "description": "na",
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                    "upper_error": 23.0,
                    "lower_error": -19.0,
                    "is_upper_limit": false,
                    "is_lower_limit": false
                },
                {
                    "name": "mass_2_source",
                    "unit": "M_sun",
                    "description": "na",
                    "best": 34.0,
                    "upper_error": 15.0,
                    "lower_error": -13.0,
                    "is_upper_limit": false,
                    "is_lower_limit": false
                },
                {
                    "name": "redshift",
                    "unit": "",
                    "description": "na",
                    "best": 0.65,
                    "upper_error": 0.41,
                    "lower_error": -0.27,
                    "is_upper_limit": false,
                    "is_lower_limit": false
                },
                {
                    "name": "total_mass_source",
                    "unit": "M_sun",
                    "description": "na",
                    "best": 102.0,
                    "upper_error": 25.0,
                    "lower_error": -20.0,
                    "is_upper_limit": false,
                    "is_lower_limit": false
                }
            ]
        },
        {
            "name": "GWTC-4.0_GW231004_232346_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-GW231004_232346-combined_PEDataRelease.hdf5/content",
            "pipeline": "GWTC-4.0_GW231004_232346_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": 40.3,
                    "upper_error": 11.1,
                    "lower_error": -8.4,
                    "is_upper_limit": false,
                    "is_lower_limit": false
                },
                {
                    "name": "chi_eff",
                    "unit": "",
                    "description": "na",
                    "best": -0.06,
                    "upper_error": 0.29,
                    "lower_error": -0.37,
                    "is_upper_limit": false,
                    "is_lower_limit": false
                },
                {
                    "name": "final_mass_source",
                    "unit": "M_sun",
                    "description": "na",
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                    "is_upper_limit": false,
                    "is_lower_limit": false
                },
                {
                    "name": "luminosity_distance",
                    "unit": "Mpc",
                    "description": "na",
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                    "upper_error": 3300.0,
                    "lower_error": -2000.0,
                    "is_upper_limit": false,
                    "is_lower_limit": false
                },
                {
                    "name": "mass_1_source",
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                    "description": "na",
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                    "upper_error": 23.0,
                    "lower_error": -19.0,
                    "is_upper_limit": false,
                    "is_lower_limit": false
                },
                {
                    "name": "mass_2_source",
                    "unit": "M_sun",
                    "description": "na",
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                    "lower_error": -13.0,
                    "is_upper_limit": false,
                    "is_lower_limit": false
                },
                {
                    "name": "redshift",
                    "unit": "",
                    "description": "na",
                    "best": 0.66,
                    "upper_error": 0.41,
                    "lower_error": -0.29,
                    "is_upper_limit": false,
                    "is_lower_limit": false
                },
                {
                    "name": "total_mass_source",
                    "unit": "M_sun",
                    "description": "na",
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                    "upper_error": 26.0,
                    "lower_error": -19.0,
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                    "is_lower_limit": false
                }
            ]
        },
        {
            "name": "GWTC-4.0_GW231004_232346_C00:Mixed_CC3_PE",
            "description": "na",
            "date_added": "2025-08-26",
            "data_url": "https://zenodo.org/api/records/16053484/files/IGWN-GWTC4p0-0f954158d_720-GW231004_232346-combined_PEDataRelease.hdf5/content",
            "pipeline": "GWTC-4.0_GW231004_232346_C00:Mixed_CC3_PE",
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            "is_preferred": true,
            "links": [
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                    "url": "https://doi.org/10.5281/zenodo.16053483",
                    "label": "na",
                    "description": "Zenodo record for additional PE data products"
                }
            ],
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                    "lower_error": -8.3,
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                    "is_lower_limit": false
                },
                {
                    "name": "chi_eff",
                    "unit": "",
                    "description": "na",
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                    "lower_error": -0.37,
                    "is_upper_limit": false,
                    "is_lower_limit": false
                },
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                    "name": "final_mass_source",
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                    "is_upper_limit": false,
                    "is_lower_limit": false
                },
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                    "name": "luminosity_distance",
                    "unit": "Mpc",
                    "description": "na",
                    "best": 4200.0,
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                    "lower_error": -2100.0,
                    "is_upper_limit": false,
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                },
                {
                    "name": "mass_1_source",
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                    "is_lower_limit": false
                },
                {
                    "name": "mass_2_source",
                    "unit": "M_sun",
                    "description": "na",
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                    "is_lower_limit": false
                },
                {
                    "name": "redshift",
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                    "description": "na",
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                    "is_upper_limit": false,
                    "is_lower_limit": false
                },
                {
                    "name": "total_mass_source",
                    "unit": "M_sun",
                    "description": "na",
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                    "lower_error": -18.0,
                    "is_upper_limit": false,
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            ]
        },
        {
            "name": "GWTC-4.0_GW231004_232346_C00:SEOBNRv5PHM_CC5_PE",
            "description": "na",
            "date_added": "2025-08-26",
            "data_url": "https://zenodo.org/api/records/16053484/files/IGWN-GWTC4p0-0f954158d_720-GW231004_232346-combined_PEDataRelease.hdf5/content",
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            "links": [
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                    "label": "na",
                    "description": "Zenodo record for additional PE data products"
                }
            ],
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                    "name": "chirp_mass_source",
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                },
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                    "name": "chi_eff",
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                },
                {
                    "name": "final_mass_source",
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                },
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                    "name": "luminosity_distance",
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                    "description": "na",
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                },
                {
                    "name": "total_mass_source",
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                }
            ]
        },
        {
            "name": "GWTC-4.0_GW231004_232346_SpinTaylor_CC2_PE",
            "description": "na",
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            "data_url": "https://zenodo.org/api/records/16053484/files/IGWN-GWTC4p0-0f954158d_720-GW231004_232346-combined_PEDataRelease.hdf5/content",
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            "links": [
                {
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                    "label": "na",
                    "description": "Zenodo record for additional PE data products"
                }
            ],
            "parameters": [
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                    "name": "chirp_mass_source",
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                    "is_lower_limit": false
                },
                {
                    "name": "chi_eff",
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                {
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                },
                {
                    "name": "mass_1_source",
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                },
                {
                    "name": "mass_2_source",
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                    "name": "redshift",
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                },
                {
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                    "is_upper_limit": false,
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                }
            ]
        },
        {
            "name": "GWTC-4.0_pycbc_GW231004_232346",
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            "data_url": "",
            "pipeline": "pycbc",
            "pipeline_type": "search",
            "waveform_family": "na",
            "is_preferred": false,
            "links": [],
            "parameters": [
                {
                    "name": "far",
                    "unit": "1/yr",
                    "description": "na",
                    "best": 419.99999999999994,
                    "upper_error": null,
                    "lower_error": null,
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                },
                {
                    "name": "network_matched_filter_snr",
                    "unit": "",
                    "description": "na",
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                    "upper_error": null,
                    "lower_error": null,
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                    "is_lower_limit": false
                },
                {
                    "name": "p_astro",
                    "unit": "",
                    "description": "na",
                    "best": 0.01,
                    "upper_error": null,
                    "lower_error": null,
                    "is_upper_limit": false,
                    "is_lower_limit": false
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            ]
        }
    ]
}