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

GET /api/v2/event-versions/GW230729_082317-v1/parameters?format=api
HTTP 200 OK
Allow: GET, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "next": null,
    "previous": null,
    "results_count": 5,
    "results_per_page": 20,
    "num_pages": 1,
    "page_number": 1,
    "results": [
        {
            "name": "GWTC-4.0_gstlal_GW230729_082317",
            "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": 0.18,
                    "upper_error": null,
                    "lower_error": null,
                    "is_upper_limit": false,
                    "is_lower_limit": false
                },
                {
                    "name": "network_matched_filter_snr",
                    "unit": "",
                    "description": "na",
                    "best": 9.5,
                    "upper_error": null,
                    "lower_error": null,
                    "is_upper_limit": false,
                    "is_lower_limit": false
                },
                {
                    "name": "p_astro",
                    "unit": "",
                    "description": "na",
                    "best": 0.95,
                    "upper_error": null,
                    "lower_error": null,
                    "is_upper_limit": false,
                    "is_lower_limit": false
                }
            ]
        },
        {
            "name": "GWTC-4.0_GW230729_082317_C00:Mixed_CC2_PE",
            "description": "na",
            "date_added": "2025-08-26",
            "data_url": "https://zenodo.org/api/records/16053484/files/IGWN-GWTC4p0-0f954158d_720-GW230729_082317-combined_PEDataRelease.hdf5/content",
            "pipeline": "GWTC-4.0_GW230729_082317_C00:Mixed_CC2_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": 8.35,
                    "upper_error": 0.93,
                    "lower_error": -0.74,
                    "is_upper_limit": false,
                    "is_lower_limit": false
                },
                {
                    "name": "chi_eff",
                    "unit": "",
                    "description": "na",
                    "best": 0.12,
                    "upper_error": 0.23,
                    "lower_error": -0.12,
                    "is_upper_limit": false,
                    "is_lower_limit": false
                },
                {
                    "name": "final_mass_source",
                    "unit": "M_sun",
                    "description": "na",
                    "best": 19.4,
                    "upper_error": 5.2,
                    "lower_error": -2.3,
                    "is_upper_limit": false,
                    "is_lower_limit": false
                },
                {
                    "name": "luminosity_distance",
                    "unit": "Mpc",
                    "description": "na",
                    "best": 1620.0,
                    "upper_error": 800.0,
                    "lower_error": -750.0,
                    "is_upper_limit": false,
                    "is_lower_limit": false
                },
                {
                    "name": "mass_1_source",
                    "unit": "M_sun",
                    "description": "na",
                    "best": 12.4,
                    "upper_error": 7.8,
                    "lower_error": -2.8,
                    "is_upper_limit": false,
                    "is_lower_limit": false
                },
                {
                    "name": "mass_2_source",
                    "unit": "M_sun",
                    "description": "na",
                    "best": 7.6,
                    "upper_error": 2.1,
                    "lower_error": -2.6,
                    "is_upper_limit": false,
                    "is_lower_limit": false
                },
                {
                    "name": "redshift",
                    "unit": "",
                    "description": "na",
                    "best": 0.3,
                    "upper_error": 0.12,
                    "lower_error": -0.13,
                    "is_upper_limit": false,
                    "is_lower_limit": false
                },
                {
                    "name": "total_mass_source",
                    "unit": "M_sun",
                    "description": "na",
                    "best": 20.4,
                    "upper_error": 5.0,
                    "lower_error": -2.4,
                    "is_upper_limit": false,
                    "is_lower_limit": false
                }
            ]
        },
        {
            "name": "GWTC-4.0_GW230729_082317_C00:SEOBNRv5PHM_CC3_PE",
            "description": "na",
            "date_added": "2025-08-26",
            "data_url": "https://zenodo.org/api/records/16053484/files/IGWN-GWTC4p0-0f954158d_720-GW230729_082317-combined_PEDataRelease.hdf5/content",
            "pipeline": "GWTC-4.0_GW230729_082317_C00:SEOBNRv5PHM_CC3_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": 8.36,
                    "upper_error": 0.93,
                    "lower_error": -0.75,
                    "is_upper_limit": false,
                    "is_lower_limit": false
                },
                {
                    "name": "chi_eff",
                    "unit": "",
                    "description": "na",
                    "best": 0.11,
                    "upper_error": 0.21,
                    "lower_error": -0.12,
                    "is_upper_limit": false,
                    "is_lower_limit": false
                },
                {
                    "name": "final_mass_source",
                    "unit": "M_sun",
                    "description": "na",
                    "best": 19.4,
                    "upper_error": 4.7,
                    "lower_error": -2.3,
                    "is_upper_limit": false,
                    "is_lower_limit": false
                },
                {
                    "name": "luminosity_distance",
                    "unit": "Mpc",
                    "description": "na",
                    "best": 1600.0,
                    "upper_error": 810.0,
                    "lower_error": -740.0,
                    "is_upper_limit": false,
                    "is_lower_limit": false
                },
                {
                    "name": "mass_1_source",
                    "unit": "M_sun",
                    "description": "na",
                    "best": 12.2,
                    "upper_error": 7.2,
                    "lower_error": -2.6,
                    "is_upper_limit": false,
                    "is_lower_limit": false
                },
                {
                    "name": "mass_2_source",
                    "unit": "M_sun",
                    "description": "na",
                    "best": 7.7,
                    "upper_error": 2.1,
                    "lower_error": -2.6,
                    "is_upper_limit": false,
                    "is_lower_limit": false
                },
                {
                    "name": "redshift",
                    "unit": "",
                    "description": "na",
                    "best": 0.3,
                    "upper_error": 0.13,
                    "lower_error": -0.13,
                    "is_upper_limit": false,
                    "is_lower_limit": false
                },
                {
                    "name": "total_mass_source",
                    "unit": "M_sun",
                    "description": "na",
                    "best": 20.3,
                    "upper_error": 4.5,
                    "lower_error": -2.4,
                    "is_upper_limit": false,
                    "is_lower_limit": false
                }
            ]
        },
        {
            "name": "GWTC-4.0_GW230729_082317_SpinTaylor_CC1_PE",
            "description": "na",
            "date_added": "2025-08-26",
            "data_url": "https://zenodo.org/api/records/16053484/files/IGWN-GWTC4p0-0f954158d_720-GW230729_082317-combined_PEDataRelease.hdf5/content",
            "pipeline": "GWTC-4.0_GW230729_082317_SpinTaylor_CC1_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": 8.35,
                    "upper_error": 0.93,
                    "lower_error": -0.73,
                    "is_upper_limit": false,
                    "is_lower_limit": false
                },
                {
                    "name": "chi_eff",
                    "unit": "",
                    "description": "na",
                    "best": 0.12,
                    "upper_error": 0.24,
                    "lower_error": -0.12,
                    "is_upper_limit": false,
                    "is_lower_limit": false
                },
                {
                    "name": "final_mass_source",
                    "unit": "M_sun",
                    "description": "na",
                    "best": 19.5,
                    "upper_error": 5.7,
                    "lower_error": -2.4,
                    "is_upper_limit": false,
                    "is_lower_limit": false
                },
                {
                    "name": "luminosity_distance",
                    "unit": "Mpc",
                    "description": "na",
                    "best": 1630.0,
                    "upper_error": 790.0,
                    "lower_error": -760.0,
                    "is_upper_limit": false,
                    "is_lower_limit": false
                },
                {
                    "name": "mass_1_source",
                    "unit": "M_sun",
                    "description": "na",
                    "best": 12.5,
                    "upper_error": 8.3,
                    "lower_error": -2.9,
                    "is_upper_limit": false,
                    "is_lower_limit": false
                },
                {
                    "name": "mass_2_source",
                    "unit": "M_sun",
                    "description": "na",
                    "best": 7.5,
                    "upper_error": 2.2,
                    "lower_error": -2.7,
                    "is_upper_limit": false,
                    "is_lower_limit": false
                },
                {
                    "name": "redshift",
                    "unit": "",
                    "description": "na",
                    "best": 0.3,
                    "upper_error": 0.12,
                    "lower_error": -0.13,
                    "is_upper_limit": false,
                    "is_lower_limit": false
                },
                {
                    "name": "total_mass_source",
                    "unit": "M_sun",
                    "description": "na",
                    "best": 20.4,
                    "upper_error": 5.5,
                    "lower_error": -2.4,
                    "is_upper_limit": false,
                    "is_lower_limit": false
                }
            ]
        },
        {
            "name": "GWTC-4.0_pycbc_GW230729_082317",
            "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": 31.0,
                    "upper_error": null,
                    "lower_error": null,
                    "is_upper_limit": false,
                    "is_lower_limit": false
                },
                {
                    "name": "network_matched_filter_snr",
                    "unit": "",
                    "description": "na",
                    "best": 9.4,
                    "upper_error": null,
                    "lower_error": null,
                    "is_upper_limit": false,
                    "is_lower_limit": false
                },
                {
                    "name": "p_astro",
                    "unit": "",
                    "description": "na",
                    "best": 0.77,
                    "upper_error": null,
                    "lower_error": null,
                    "is_upper_limit": false,
                    "is_lower_limit": false
                }
            ]
        }
    ]
}