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

GET /api/v2/event-versions/GW241011_233834-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": "O4_Discovery_Papers_gstlal_GW241011_233834",
            "description": "na",
            "date_added": "2025-10-27",
            "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": 0
                }
            ]
        },
        {
            "name": "O4_Discovery_Papers_GW241011_233834_Combined_CC1_PE",
            "description": "na",
            "date_added": "2025-10-27",
            "data_url": "https://zenodo.org/api/records/17343574/files/GW241011_GW241110_data_release.tar.gz/content",
            "pipeline": "O4_Discovery_Papers_GW241011_233834_Combined_CC1_PE",
            "pipeline_type": "pe",
            "waveform_family": "Combined",
            "is_preferred": true,
            "links": [
                {
                    "url": "https://doi.org/10.5281/zenodo.17343573",
                    "label": "Data products in Zenodo",
                    "description": "Zenodo record for additional data products"
                }
            ],
            "parameters": [
                {
                    "name": "chirp_mass_source",
                    "unit": "M_sun",
                    "description": "na",
                    "best": 9.1,
                    "upper_error": 0.1,
                    "lower_error": -0.1,
                    "is_upper_limit": false,
                    "is_lower_limit": false,
                    "decimal_places": 1
                },
                {
                    "name": "chi_eff",
                    "unit": "",
                    "description": "na",
                    "best": 0.49,
                    "upper_error": 0.06,
                    "lower_error": -0.07,
                    "is_upper_limit": false,
                    "is_lower_limit": false,
                    "decimal_places": 2
                },
                {
                    "name": "chi_p",
                    "unit": "",
                    "description": "na",
                    "best": 0.39,
                    "upper_error": 0.19,
                    "lower_error": -0.14,
                    "is_upper_limit": false,
                    "is_lower_limit": false,
                    "decimal_places": 2
                },
                {
                    "name": "luminosity_distance",
                    "unit": "Mpc",
                    "description": "na",
                    "best": 214.0,
                    "upper_error": 44.0,
                    "lower_error": -48.0,
                    "is_upper_limit": false,
                    "is_lower_limit": false,
                    "decimal_places": 0
                },
                {
                    "name": "mass_1_source",
                    "unit": "M_sun",
                    "description": "na",
                    "best": 19.6,
                    "upper_error": 3.6,
                    "lower_error": -2.5,
                    "is_upper_limit": false,
                    "is_lower_limit": false,
                    "decimal_places": 1
                },
                {
                    "name": "mass_2_source",
                    "unit": "M_sun",
                    "description": "na",
                    "best": 5.9,
                    "upper_error": 0.8,
                    "lower_error": -0.8,
                    "is_upper_limit": false,
                    "is_lower_limit": false,
                    "decimal_places": 1
                },
                {
                    "name": "mass_ratio",
                    "unit": "",
                    "description": "na",
                    "best": 0.3,
                    "upper_error": 0.09,
                    "lower_error": -0.08,
                    "is_upper_limit": false,
                    "is_lower_limit": false,
                    "decimal_places": 2
                },
                {
                    "name": "primary_spin_magn",
                    "unit": "",
                    "description": "na",
                    "best": 0.78,
                    "upper_error": 0.09,
                    "lower_error": -0.09,
                    "is_upper_limit": false,
                    "is_lower_limit": false,
                    "decimal_places": 2
                },
                {
                    "name": "primary_spin_magn,p",
                    "unit": "",
                    "description": "na",
                    "best": 0.39,
                    "upper_error": 0.19,
                    "lower_error": -0.14,
                    "is_upper_limit": false,
                    "is_lower_limit": false,
                    "decimal_places": 2
                },
                {
                    "name": "primary_spin_magn,z",
                    "unit": "",
                    "description": "na",
                    "best": 0.66,
                    "upper_error": 0.08,
                    "lower_error": -0.09,
                    "is_upper_limit": false,
                    "is_lower_limit": false,
                    "decimal_places": 2
                },
                {
                    "name": "spin_orbit_angle",
                    "unit": "deg",
                    "description": "na",
                    "best": 31.0,
                    "upper_error": 11.0,
                    "lower_error": -14.0,
                    "is_upper_limit": false,
                    "is_lower_limit": false,
                    "decimal_places": 0
                }
            ]
        },
        {
            "name": "O4_Discovery_Papers_GW241011_233834_IMRPhenomXO4a_CC4_PE",
            "description": "na",
            "date_added": "2025-10-27",
            "data_url": "https://zenodo.org/api/records/17343574/files/GW241011_GW241110_data_release.tar.gz/content",
            "pipeline": "O4_Discovery_Papers_GW241011_233834_IMRPhenomXO4a_CC4_PE",
            "pipeline_type": "pe",
            "waveform_family": "IMRPhenomXO4a",
            "is_preferred": false,
            "links": [
                {
                    "url": "https://doi.org/10.5281/zenodo.17343573",
                    "label": "Data products in Zenodo",
                    "description": "Zenodo record for additional data products"
                }
            ],
            "parameters": [
                {
                    "name": "chirp_mass_source",
                    "unit": "M_sun",
                    "description": "na",
                    "best": 9.1,
                    "upper_error": 0.1,
                    "lower_error": -0.1,
                    "is_upper_limit": false,
                    "is_lower_limit": false,
                    "decimal_places": 1
                },
                {
                    "name": "chi_eff",
                    "unit": "",
                    "description": "na",
                    "best": 0.44,
                    "upper_error": 0.05,
                    "lower_error": -0.04,
                    "is_upper_limit": false,
                    "is_lower_limit": false,
                    "decimal_places": 2
                },
                {
                    "name": "chi_p",
                    "unit": "",
                    "description": "na",
                    "best": 0.35,
                    "upper_error": 0.17,
                    "lower_error": -0.13,
                    "is_upper_limit": false,
                    "is_lower_limit": false,
                    "decimal_places": 2
                },
                {
                    "name": "luminosity_distance",
                    "unit": "Mpc",
                    "description": "na",
                    "best": 201.0,
                    "upper_error": 44.0,
                    "lower_error": -46.0,
                    "is_upper_limit": false,
                    "is_lower_limit": false,
                    "decimal_places": 0
                },
                {
                    "name": "mass_1_source",
                    "unit": "M_sun",
                    "description": "na",
                    "best": 18.6,
                    "upper_error": 2.1,
                    "lower_error": -2.1,
                    "is_upper_limit": false,
                    "is_lower_limit": false,
                    "decimal_places": 1
                },
                {
                    "name": "mass_2_source",
                    "unit": "M_sun",
                    "description": "na",
                    "best": 6.2,
                    "upper_error": 0.7,
                    "lower_error": -0.5,
                    "is_upper_limit": false,
                    "is_lower_limit": false,
                    "decimal_places": 1
                },
                {
                    "name": "mass_ratio",
                    "unit": "",
                    "description": "na",
                    "best": 0.33,
                    "upper_error": 0.08,
                    "lower_error": -0.06,
                    "is_upper_limit": false,
                    "is_lower_limit": false,
                    "decimal_places": 2
                },
                {
                    "name": "primary_spin_magn",
                    "unit": "",
                    "description": "na",
                    "best": 0.79,
                    "upper_error": 0.08,
                    "lower_error": -0.1,
                    "is_upper_limit": false,
                    "is_lower_limit": false,
                    "decimal_places": 2
                },
                {
                    "name": "primary_spin_magn,p",
                    "unit": "",
                    "description": "na",
                    "best": 0.35,
                    "upper_error": 0.17,
                    "lower_error": -0.13,
                    "is_upper_limit": false,
                    "is_lower_limit": false,
                    "decimal_places": 2
                },
                {
                    "name": "primary_spin_magn,z",
                    "unit": "",
                    "description": "na",
                    "best": 0.7,
                    "upper_error": 0.05,
                    "lower_error": -0.08,
                    "is_upper_limit": false,
                    "is_lower_limit": false,
                    "decimal_places": 2
                },
                {
                    "name": "spin_orbit_angle",
                    "unit": "deg",
                    "description": "na",
                    "best": 27.0,
                    "upper_error": 9.0,
                    "lower_error": -12.0,
                    "is_upper_limit": false,
                    "is_lower_limit": false,
                    "decimal_places": 0
                }
            ]
        },
        {
            "name": "O4_Discovery_Papers_GW241011_233834_IMRPhenomXPHM_CC3_PE",
            "description": "na",
            "date_added": "2025-10-27",
            "data_url": "https://zenodo.org/api/records/17343574/files/GW241011_GW241110_data_release.tar.gz/content",
            "pipeline": "O4_Discovery_Papers_GW241011_233834_IMRPhenomXPHM_CC3_PE",
            "pipeline_type": "pe",
            "waveform_family": "IMRPhenomXPHM",
            "is_preferred": false,
            "links": [
                {
                    "url": "https://doi.org/10.5281/zenodo.17343573",
                    "label": "Data products in Zenodo",
                    "description": "Zenodo record for additional data products"
                }
            ],
            "parameters": [
                {
                    "name": "chirp_mass_source",
                    "unit": "M_sun",
                    "description": "na",
                    "best": 9.1,
                    "upper_error": 0.1,
                    "lower_error": -0.1,
                    "is_upper_limit": false,
                    "is_lower_limit": false,
                    "decimal_places": 1
                },
                {
                    "name": "chi_eff",
                    "unit": "",
                    "description": "na",
                    "best": 0.51,
                    "upper_error": 0.05,
                    "lower_error": -0.04,
                    "is_upper_limit": false,
                    "is_lower_limit": false,
                    "decimal_places": 2
                },
                {
                    "name": "chi_p",
                    "unit": "",
                    "description": "na",
                    "best": 0.38,
                    "upper_error": 0.15,
                    "lower_error": -0.13,
                    "is_upper_limit": false,
                    "is_lower_limit": false,
                    "decimal_places": 2
                },
                {
                    "name": "luminosity_distance",
                    "unit": "Mpc",
                    "description": "na",
                    "best": 214.0,
                    "upper_error": 41.0,
                    "lower_error": -43.0,
                    "is_upper_limit": false,
                    "is_lower_limit": false,
                    "decimal_places": 0
                },
                {
                    "name": "mass_1_source",
                    "unit": "M_sun",
                    "description": "na",
                    "best": 19.8,
                    "upper_error": 2.4,
                    "lower_error": -2.4,
                    "is_upper_limit": false,
                    "is_lower_limit": false,
                    "decimal_places": 1
                },
                {
                    "name": "mass_2_source",
                    "unit": "M_sun",
                    "description": "na",
                    "best": 5.9,
                    "upper_error": 0.7,
                    "lower_error": -0.5,
                    "is_upper_limit": false,
                    "is_lower_limit": false,
                    "decimal_places": 1
                },
                {
                    "name": "mass_ratio",
                    "unit": "",
                    "description": "na",
                    "best": 0.3,
                    "upper_error": 0.08,
                    "lower_error": -0.06,
                    "is_upper_limit": false,
                    "is_lower_limit": false,
                    "decimal_places": 2
                },
                {
                    "name": "primary_spin_magn",
                    "unit": "",
                    "description": "na",
                    "best": 0.75,
                    "upper_error": 0.07,
                    "lower_error": -0.07,
                    "is_upper_limit": false,
                    "is_lower_limit": false,
                    "decimal_places": 2
                },
                {
                    "name": "primary_spin_magn,p",
                    "unit": "",
                    "description": "na",
                    "best": 0.38,
                    "upper_error": 0.15,
                    "lower_error": -0.13,
                    "is_upper_limit": false,
                    "is_lower_limit": false,
                    "decimal_places": 2
                },
                {
                    "name": "primary_spin_magn,z",
                    "unit": "",
                    "description": "na",
                    "best": 0.64,
                    "upper_error": 0.06,
                    "lower_error": -0.09,
                    "is_upper_limit": false,
                    "is_lower_limit": false,
                    "decimal_places": 2
                },
                {
                    "name": "spin_orbit_angle",
                    "unit": "deg",
                    "description": "na",
                    "best": 31.0,
                    "upper_error": 10.0,
                    "lower_error": -12.0,
                    "is_upper_limit": false,
                    "is_lower_limit": false,
                    "decimal_places": 0
                }
            ]
        },
        {
            "name": "O4_Discovery_Papers_GW241011_233834_SEOBNRv5PHM_CC2_PE",
            "description": "na",
            "date_added": "2025-10-27",
            "data_url": "https://zenodo.org/api/records/17343574/files/GW241011_GW241110_data_release.tar.gz/content",
            "pipeline": "O4_Discovery_Papers_GW241011_233834_SEOBNRv5PHM_CC2_PE",
            "pipeline_type": "pe",
            "waveform_family": "SEOBNRv5PHM",
            "is_preferred": false,
            "links": [
                {
                    "url": "https://doi.org/10.5281/zenodo.17343573",
                    "label": "Data products in Zenodo",
                    "description": "Zenodo record for additional data products"
                }
            ],
            "parameters": [
                {
                    "name": "chirp_mass_source",
                    "unit": "M_sun",
                    "description": "na",
                    "best": 9.0,
                    "upper_error": 0.1,
                    "lower_error": -0.1,
                    "is_upper_limit": false,
                    "is_lower_limit": false,
                    "decimal_places": 1
                },
                {
                    "name": "chi_eff",
                    "unit": "",
                    "description": "na",
                    "best": 0.5,
                    "upper_error": 0.05,
                    "lower_error": -0.06,
                    "is_upper_limit": false,
                    "is_lower_limit": false,
                    "decimal_places": 2
                },
                {
                    "name": "chi_p",
                    "unit": "",
                    "description": "na",
                    "best": 0.45,
                    "upper_error": 0.19,
                    "lower_error": -0.15,
                    "is_upper_limit": false,
                    "is_lower_limit": false,
                    "decimal_places": 2
                },
                {
                    "name": "luminosity_distance",
                    "unit": "Mpc",
                    "description": "na",
                    "best": 225.0,
                    "upper_error": 39.0,
                    "lower_error": -40.0,
                    "is_upper_limit": false,
                    "is_lower_limit": false,
                    "decimal_places": 0
                },
                {
                    "name": "mass_1_source",
                    "unit": "M_sun",
                    "description": "na",
                    "best": 21.1,
                    "upper_error": 2.8,
                    "lower_error": -3.6,
                    "is_upper_limit": false,
                    "is_lower_limit": false,
                    "decimal_places": 1
                },
                {
                    "name": "mass_2_source",
                    "unit": "M_sun",
                    "description": "na",
                    "best": 5.5,
                    "upper_error": 0.9,
                    "lower_error": -0.5,
                    "is_upper_limit": false,
                    "is_lower_limit": false,
                    "decimal_places": 1
                },
                {
                    "name": "mass_ratio",
                    "unit": "",
                    "description": "na",
                    "best": 0.26,
                    "upper_error": 0.11,
                    "lower_error": -0.05,
                    "is_upper_limit": false,
                    "is_lower_limit": false,
                    "decimal_places": 2
                },
                {
                    "name": "primary_spin_magn",
                    "unit": "",
                    "description": "na",
                    "best": 0.79,
                    "upper_error": 0.09,
                    "lower_error": -0.08,
                    "is_upper_limit": false,
                    "is_lower_limit": false,
                    "decimal_places": 2
                },
                {
                    "name": "primary_spin_magn,p",
                    "unit": "",
                    "description": "na",
                    "best": 0.45,
                    "upper_error": 0.19,
                    "lower_error": -0.15,
                    "is_upper_limit": false,
                    "is_lower_limit": false,
                    "decimal_places": 2
                },
                {
                    "name": "primary_spin_magn,z",
                    "unit": "",
                    "description": "na",
                    "best": 0.64,
                    "upper_error": 0.06,
                    "lower_error": -0.08,
                    "is_upper_limit": false,
                    "is_lower_limit": false,
                    "decimal_places": 2
                },
                {
                    "name": "spin_orbit_angle",
                    "unit": "deg",
                    "description": "na",
                    "best": 35.0,
                    "upper_error": 11.0,
                    "lower_error": -14.0,
                    "is_upper_limit": false,
                    "is_lower_limit": false,
                    "decimal_places": 0
                }
            ]
        }
    ]
}