Get a list of Phenomenon objects. Phenomena have many to many mapping with Observations.

### Available end points:

- `/phenomena/` - Will list all phenomena in the database
- `/phenomena.json` - Will return all phenomena in json format
- `/phenomena/<object_id>/` - Returns phenomena object with that id

### Available Methods:

- `GET`
- `HEAD`

### Available filters:

- `names`
- `terms`


### How to use filters:

`/phenomena/?names__name__contains=sea`

`/phenomena.json?terms__vocabulary=cf_standard_names`

GET /api/v2/phenomona/?format=api&offset=32600
HTTP 200 OK
Allow: GET, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "count": 53229,
    "next": "https://api.catalogue.ceda.ac.uk/api/v2/phenomona/?format=api&limit=100&offset=32700",
    "previous": "https://api.catalogue.ceda.ac.uk/api/v2/phenomona/?format=api&limit=100&offset=32500",
    "results": [
        {
            "ob_id": 67016,
            "names": [],
            "terms": [
                {
                    "ob_id": 78,
                    "label": "units",
                    "value": "1",
                    "vocabulary": ""
                },
                {
                    "ob_id": 6256,
                    "label": "var_id",
                    "value": "level",
                    "vocabulary": ""
                },
                {
                    "ob_id": 71413,
                    "label": "long_name",
                    "value": "level dimension index",
                    "vocabulary": ""
                }
            ]
        },
        {
            "ob_id": 67017,
            "names": [],
            "terms": [
                {
                    "ob_id": 78,
                    "label": "units",
                    "value": "1",
                    "vocabulary": ""
                },
                {
                    "ob_id": 71414,
                    "label": "var_id",
                    "value": "number_of_iterations_vertical_column",
                    "vocabulary": ""
                },
                {
                    "ob_id": 71415,
                    "label": "long_name",
                    "value": "number of vcd iterations",
                    "vocabulary": ""
                }
            ]
        },
        {
            "ob_id": 67018,
            "names": [],
            "terms": [
                {
                    "ob_id": 78,
                    "label": "units",
                    "value": "1",
                    "vocabulary": ""
                },
                {
                    "ob_id": 71043,
                    "label": "var_id",
                    "value": "averaging_kernel",
                    "vocabulary": ""
                },
                {
                    "ob_id": 71416,
                    "label": "long_name",
                    "value": "ozone averaging kernel",
                    "vocabulary": ""
                }
            ]
        },
        {
            "ob_id": 67019,
            "names": [],
            "terms": [
                {
                    "ob_id": 63,
                    "label": "units",
                    "value": "K",
                    "vocabulary": ""
                },
                {
                    "ob_id": 71417,
                    "label": "var_id",
                    "value": "ozone_effective_temperature",
                    "vocabulary": ""
                },
                {
                    "ob_id": 71418,
                    "label": "long_name",
                    "value": "ozone cross section effective temperature",
                    "vocabulary": ""
                }
            ]
        },
        {
            "ob_id": 67020,
            "names": [],
            "terms": [
                {
                    "ob_id": 78,
                    "label": "units",
                    "value": "1",
                    "vocabulary": ""
                },
                {
                    "ob_id": 71419,
                    "label": "var_id",
                    "value": "ring_scale_factor",
                    "vocabulary": ""
                },
                {
                    "ob_id": 71420,
                    "label": "long_name",
                    "value": "ring correction factor",
                    "vocabulary": ""
                }
            ]
        },
        {
            "ob_id": 67021,
            "names": [],
            "terms": [
                {
                    "ob_id": 78,
                    "label": "units",
                    "value": "1",
                    "vocabulary": ""
                },
                {
                    "ob_id": 70929,
                    "label": "var_id",
                    "value": "shannon_information_content",
                    "vocabulary": ""
                },
                {
                    "ob_id": 71421,
                    "label": "long_name",
                    "value": "shannon information content",
                    "vocabulary": ""
                }
            ]
        },
        {
            "ob_id": 67022,
            "names": [],
            "terms": [
                {
                    "ob_id": 64281,
                    "label": "units",
                    "value": "mol m-2",
                    "vocabulary": ""
                },
                {
                    "ob_id": 71422,
                    "label": "var_id",
                    "value": "smoothing_error",
                    "vocabulary": ""
                },
                {
                    "ob_id": 71423,
                    "label": "long_name",
                    "value": "smoothing error",
                    "vocabulary": ""
                }
            ]
        },
        {
            "ob_id": 67023,
            "names": [],
            "terms": [
                {
                    "ob_id": 139,
                    "label": "units",
                    "value": "Pa",
                    "vocabulary": ""
                },
                {
                    "ob_id": 3024,
                    "label": "standard_name",
                    "value": "atmosphere_hybrid_sigma_pressure_coordinate",
                    "vocabulary": "cf_standard_names"
                },
                {
                    "ob_id": 71424,
                    "label": "var_id",
                    "value": "pressure_grid",
                    "vocabulary": ""
                },
                {
                    "ob_id": 71425,
                    "label": "long_name",
                    "value": "pressure grid",
                    "vocabulary": ""
                }
            ]
        },
        {
            "ob_id": 67024,
            "names": [],
            "terms": [
                {
                    "ob_id": 64281,
                    "label": "units",
                    "value": "mol m-2",
                    "vocabulary": ""
                },
                {
                    "ob_id": 70649,
                    "label": "var_id",
                    "value": "ozone_total_vertical_column_precision",
                    "vocabulary": ""
                },
                {
                    "ob_id": 71426,
                    "label": "standard_name",
                    "value": "atmosphere_mole_content_of_ozone error",
                    "vocabulary": ""
                },
                {
                    "ob_id": 71427,
                    "label": "long_name",
                    "value": "total ozone column random error",
                    "vocabulary": ""
                }
            ]
        },
        {
            "ob_id": 67025,
            "names": [],
            "terms": [
                {
                    "ob_id": 13544,
                    "label": "standard_name",
                    "value": "atmosphere_mole_content_of_ozone",
                    "vocabulary": "cf_standard_names"
                },
                {
                    "ob_id": 64281,
                    "label": "units",
                    "value": "mol m-2",
                    "vocabulary": ""
                },
                {
                    "ob_id": 70651,
                    "label": "var_id",
                    "value": "ozone_total_vertical_column",
                    "vocabulary": ""
                },
                {
                    "ob_id": 71428,
                    "label": "long_name",
                    "value": "total ozone column",
                    "vocabulary": ""
                }
            ]
        },
        {
            "ob_id": 67026,
            "names": [],
            "terms": [
                {
                    "ob_id": 71429,
                    "label": "var_id",
                    "value": "ozone_total_column_histogram",
                    "vocabulary": ""
                }
            ]
        },
        {
            "ob_id": 67027,
            "names": [],
            "terms": [
                {
                    "ob_id": 71430,
                    "label": "var_id",
                    "value": "ozone_total_column_pdf",
                    "vocabulary": ""
                }
            ]
        },
        {
            "ob_id": 67028,
            "names": [],
            "terms": [
                {
                    "ob_id": 2304,
                    "label": "units",
                    "value": "W m-2",
                    "vocabulary": ""
                },
                {
                    "ob_id": 71431,
                    "label": "var_id",
                    "value": "euv",
                    "vocabulary": ""
                },
                {
                    "ob_id": 71432,
                    "label": "long_name",
                    "value": "Erythemal UV irradiance",
                    "vocabulary": ""
                }
            ]
        },
        {
            "ob_id": 67029,
            "names": [],
            "terms": [
                {
                    "ob_id": 78,
                    "label": "units",
                    "value": "1",
                    "vocabulary": ""
                },
                {
                    "ob_id": 6031,
                    "label": "standard_name",
                    "value": "surface_albedo",
                    "vocabulary": "cf_standard_names"
                },
                {
                    "ob_id": 27774,
                    "label": "var_id",
                    "value": "surface_albedo",
                    "vocabulary": ""
                },
                {
                    "ob_id": 71433,
                    "label": "long_name",
                    "value": "surface albedo from daily G3_LER",
                    "vocabulary": ""
                }
            ]
        },
        {
            "ob_id": 67030,
            "names": [],
            "terms": [
                {
                    "ob_id": 78,
                    "label": "units",
                    "value": "1",
                    "vocabulary": ""
                },
                {
                    "ob_id": 6031,
                    "label": "standard_name",
                    "value": "surface_albedo",
                    "vocabulary": "cf_standard_names"
                },
                {
                    "ob_id": 11634,
                    "label": "long_name",
                    "value": "surface albedo",
                    "vocabulary": ""
                },
                {
                    "ob_id": 27774,
                    "label": "var_id",
                    "value": "surface_albedo",
                    "vocabulary": ""
                }
            ]
        },
        {
            "ob_id": 67031,
            "names": [],
            "terms": [
                {
                    "ob_id": 2304,
                    "label": "units",
                    "value": "W m-2",
                    "vocabulary": ""
                },
                {
                    "ob_id": 71431,
                    "label": "var_id",
                    "value": "euv",
                    "vocabulary": ""
                }
            ]
        },
        {
            "ob_id": 67032,
            "names": [],
            "terms": [
                {
                    "ob_id": 78,
                    "label": "units",
                    "value": "1",
                    "vocabulary": ""
                },
                {
                    "ob_id": 71434,
                    "label": "var_id",
                    "value": "aerosol_index_354_388",
                    "vocabulary": ""
                },
                {
                    "ob_id": 71435,
                    "label": "long_name",
                    "value": "Absorbing aerosol index from the TROPOMI AAI product",
                    "vocabulary": ""
                }
            ]
        },
        {
            "ob_id": 67033,
            "names": [],
            "terms": [
                {
                    "ob_id": 64281,
                    "label": "units",
                    "value": "mol m-2",
                    "vocabulary": ""
                },
                {
                    "ob_id": 71436,
                    "label": "var_id",
                    "value": "nitrogendioxide_slant_column_density_stripe_amplitude",
                    "vocabulary": ""
                },
                {
                    "ob_id": 71437,
                    "label": "long_name",
                    "value": "Across-track NO2 slant column stripe offset, 7-day mean, determined over the Pacific Ocean",
                    "vocabulary": ""
                }
            ]
        },
        {
            "ob_id": 67034,
            "names": [],
            "terms": [
                {
                    "ob_id": 78,
                    "label": "units",
                    "value": "1",
                    "vocabulary": ""
                },
                {
                    "ob_id": 18425,
                    "label": "long_name",
                    "value": "Averaging kernel",
                    "vocabulary": ""
                },
                {
                    "ob_id": 71043,
                    "label": "var_id",
                    "value": "averaging_kernel",
                    "vocabulary": ""
                }
            ]
        },
        {
            "ob_id": 67035,
            "names": [],
            "terms": [
                {
                    "ob_id": 78,
                    "label": "units",
                    "value": "1",
                    "vocabulary": ""
                },
                {
                    "ob_id": 17181,
                    "label": "var_id",
                    "value": "chi_square",
                    "vocabulary": ""
                },
                {
                    "ob_id": 71438,
                    "label": "long_name",
                    "value": "Chi squared of fit",
                    "vocabulary": ""
                }
            ]
        },
        {
            "ob_id": 67036,
            "names": [],
            "terms": [
                {
                    "ob_id": 139,
                    "label": "units",
                    "value": "Pa",
                    "vocabulary": ""
                },
                {
                    "ob_id": 70843,
                    "label": "var_id",
                    "value": "cloud_pressure_crb",
                    "vocabulary": ""
                },
                {
                    "ob_id": 71439,
                    "label": "long_name",
                    "value": "Cloud optical centroid pressure",
                    "vocabulary": ""
                }
            ]
        },
        {
            "ob_id": 67037,
            "names": [],
            "terms": [
                {
                    "ob_id": 78,
                    "label": "units",
                    "value": "1",
                    "vocabulary": ""
                },
                {
                    "ob_id": 71440,
                    "label": "var_id",
                    "value": "cloud_radiance_fraction_nitrogendioxide_window",
                    "vocabulary": ""
                },
                {
                    "ob_id": 71441,
                    "label": "long_name",
                    "value": "Cloud radiance fraction at 440 nm for NO2 retrieval",
                    "vocabulary": ""
                }
            ]
        },
        {
            "ob_id": 67038,
            "names": [],
            "terms": [
                {
                    "ob_id": 78,
                    "label": "units",
                    "value": "1",
                    "vocabulary": ""
                },
                {
                    "ob_id": 71406,
                    "label": "var_id",
                    "value": "degrees_of_freedom",
                    "vocabulary": ""
                },
                {
                    "ob_id": 71442,
                    "label": "long_name",
                    "value": "Degrees of freedom from slant column fit",
                    "vocabulary": ""
                }
            ]
        },
        {
            "ob_id": 67039,
            "names": [],
            "terms": [
                {
                    "ob_id": 78,
                    "label": "units",
                    "value": "1",
                    "vocabulary": ""
                },
                {
                    "ob_id": 71060,
                    "label": "var_id",
                    "value": "cloud_fraction_crb",
                    "vocabulary": ""
                },
                {
                    "ob_id": 71443,
                    "label": "long_name",
                    "value": "Effective cloud fraction from the cloud product",
                    "vocabulary": ""
                }
            ]
        },
        {
            "ob_id": 67040,
            "names": [],
            "terms": [
                {
                    "ob_id": 78,
                    "label": "units",
                    "value": "1",
                    "vocabulary": ""
                },
                {
                    "ob_id": 71444,
                    "label": "var_id",
                    "value": "ring_coefficient",
                    "vocabulary": ""
                },
                {
                    "ob_id": 71445,
                    "label": "long_name",
                    "value": "Fit coefficient of the Ring effect",
                    "vocabulary": ""
                }
            ]
        },
        {
            "ob_id": 67041,
            "names": [],
            "terms": [
                {
                    "ob_id": 64281,
                    "label": "units",
                    "value": "mol m-2",
                    "vocabulary": ""
                },
                {
                    "ob_id": 71446,
                    "label": "var_id",
                    "value": "nitrogendioxide_ghost_column",
                    "vocabulary": ""
                },
                {
                    "ob_id": 71447,
                    "label": "long_name",
                    "value": "Ghost column NO2: modelled NO2 column below the cloud top",
                    "vocabulary": ""
                }
            ]
        },
        {
            "ob_id": 67042,
            "names": [],
            "terms": [
                {
                    "ob_id": 64281,
                    "label": "units",
                    "value": "mol m-2",
                    "vocabulary": ""
                },
                {
                    "ob_id": 71448,
                    "label": "var_id",
                    "value": "nitrogendioxide_stratospheric_column_histogram_axis",
                    "vocabulary": ""
                },
                {
                    "ob_id": 71449,
                    "label": "long_name",
                    "value": "Histogram of the stratospheric NO2 vertical column",
                    "vocabulary": ""
                }
            ]
        },
        {
            "ob_id": 67043,
            "names": [],
            "terms": [
                {
                    "ob_id": 64281,
                    "label": "units",
                    "value": "mol m-2",
                    "vocabulary": ""
                },
                {
                    "ob_id": 71450,
                    "label": "var_id",
                    "value": "nitrogendioxide_total_column_histogram_axis",
                    "vocabulary": ""
                },
                {
                    "ob_id": 71451,
                    "label": "long_name",
                    "value": "Histogram of the total NO2 vertical column",
                    "vocabulary": ""
                }
            ]
        },
        {
            "ob_id": 67044,
            "names": [],
            "terms": [
                {
                    "ob_id": 64281,
                    "label": "units",
                    "value": "mol m-2",
                    "vocabulary": ""
                },
                {
                    "ob_id": 71452,
                    "label": "var_id",
                    "value": "nitrogendioxide_tropospheric_column_histogram_axis",
                    "vocabulary": ""
                },
                {
                    "ob_id": 71453,
                    "label": "long_name",
                    "value": "Histogram of the tropospheric NO2 vertical column",
                    "vocabulary": ""
                }
            ]
        },
        {
            "ob_id": 67045,
            "names": [],
            "terms": [
                {
                    "ob_id": 70629,
                    "label": "var_id",
                    "value": "surface_classification",
                    "vocabulary": ""
                },
                {
                    "ob_id": 71454,
                    "label": "long_name",
                    "value": "Land-water mask and surface classification based on a static database",
                    "vocabulary": ""
                }
            ]
        },
        {
            "ob_id": 67046,
            "names": [],
            "terms": [
                {
                    "ob_id": 32,
                    "label": "units",
                    "value": "m",
                    "vocabulary": ""
                },
                {
                    "ob_id": 71455,
                    "label": "var_id",
                    "value": "water_liquid_slant_column_density",
                    "vocabulary": ""
                },
                {
                    "ob_id": 71456,
                    "label": "long_name",
                    "value": "Liquid water column",
                    "vocabulary": ""
                }
            ]
        },
        {
            "ob_id": 67047,
            "names": [],
            "terms": [
                {
                    "ob_id": 64281,
                    "label": "units",
                    "value": "mol m-2",
                    "vocabulary": ""
                },
                {
                    "ob_id": 71457,
                    "label": "var_id",
                    "value": "nitrogendioxide_slant_column_density_precision",
                    "vocabulary": ""
                },
                {
                    "ob_id": 71458,
                    "label": "long_name",
                    "value": "NO2 slant column density precision",
                    "vocabulary": ""
                }
            ]
        },
        {
            "ob_id": 67048,
            "names": [],
            "terms": [
                {
                    "ob_id": 64281,
                    "label": "units",
                    "value": "mol m-2",
                    "vocabulary": ""
                },
                {
                    "ob_id": 71459,
                    "label": "var_id",
                    "value": "nitrogendioxide_slant_column_density",
                    "vocabulary": ""
                },
                {
                    "ob_id": 71460,
                    "label": "long_name",
                    "value": "NO2 slant column density",
                    "vocabulary": ""
                }
            ]
        },
        {
            "ob_id": 67049,
            "names": [],
            "terms": [
                {
                    "ob_id": 70905,
                    "label": "var_id",
                    "value": "number_of_spectral_points_in_retrieval",
                    "vocabulary": ""
                },
                {
                    "ob_id": 70992,
                    "label": "long_name",
                    "value": "Number of spectral points used in the retrieval",
                    "vocabulary": ""
                }
            ]
        },
        {
            "ob_id": 67050,
            "names": [],
            "terms": [
                {
                    "ob_id": 64281,
                    "label": "units",
                    "value": "mol m-2",
                    "vocabulary": ""
                },
                {
                    "ob_id": 71461,
                    "label": "var_id",
                    "value": "ozone_slant_column_density_precision",
                    "vocabulary": ""
                },
                {
                    "ob_id": 71462,
                    "label": "long_name",
                    "value": "O3 slant column density precision",
                    "vocabulary": ""
                }
            ]
        },
        {
            "ob_id": 67051,
            "names": [],
            "terms": [
                {
                    "ob_id": 64281,
                    "label": "units",
                    "value": "mol m-2",
                    "vocabulary": ""
                },
                {
                    "ob_id": 71463,
                    "label": "var_id",
                    "value": "ozone_slant_column_density",
                    "vocabulary": ""
                },
                {
                    "ob_id": 71464,
                    "label": "long_name",
                    "value": "O3 slant column density",
                    "vocabulary": ""
                }
            ]
        },
        {
            "ob_id": 67052,
            "names": [],
            "terms": [
                {
                    "ob_id": 78,
                    "label": "units",
                    "value": "1",
                    "vocabulary": ""
                },
                {
                    "ob_id": 71465,
                    "label": "var_id",
                    "value": "intensity_offset_coefficients",
                    "vocabulary": ""
                },
                {
                    "ob_id": 71466,
                    "label": "long_name",
                    "value": "Polynomial coefficients of the DOAS fit",
                    "vocabulary": ""
                }
            ]
        },
        {
            "ob_id": 67053,
            "names": [],
            "terms": [
                {
                    "ob_id": 78,
                    "label": "units",
                    "value": "1",
                    "vocabulary": ""
                },
                {
                    "ob_id": 71467,
                    "label": "var_id",
                    "value": "polynomial_exponents",
                    "vocabulary": ""
                },
                {
                    "ob_id": 71468,
                    "label": "long_name",
                    "value": "Polynomial exponents for background polynomial",
                    "vocabulary": ""
                }
            ]
        },
        {
            "ob_id": 67054,
            "names": [],
            "terms": [
                {
                    "ob_id": 78,
                    "label": "units",
                    "value": "1",
                    "vocabulary": ""
                },
                {
                    "ob_id": 71469,
                    "label": "var_id",
                    "value": "intensity_offset_polynomial_exponents",
                    "vocabulary": ""
                },
                {
                    "ob_id": 71470,
                    "label": "long_name",
                    "value": "Polynomial exponents for intensity offset",
                    "vocabulary": ""
                }
            ]
        },
        {
            "ob_id": 67055,
            "names": [],
            "terms": [
                {
                    "ob_id": 78,
                    "label": "units",
                    "value": "1",
                    "vocabulary": ""
                },
                {
                    "ob_id": 71471,
                    "label": "var_id",
                    "value": "ring_coefficient_precision",
                    "vocabulary": ""
                },
                {
                    "ob_id": 71472,
                    "label": "long_name",
                    "value": "Precision of fit coefficient of the Ring effect",
                    "vocabulary": ""
                }
            ]
        },
        {
            "ob_id": 67056,
            "names": [],
            "terms": [
                {
                    "ob_id": 32,
                    "label": "units",
                    "value": "m",
                    "vocabulary": ""
                },
                {
                    "ob_id": 71473,
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