Observation Instance – Django REST framework

Get a list of Observation objects.

### Available end points:

- `/observations/` - Will list all Results in the database
- `/observations.json` - Will return all Results in json format. This can
also be achieved by using the accept header. `application/json`
- `/observations/<object_id>/` - Returns Results object with that id

### Available Methods:

- `GET`
- `HEAD`

### Available filters:

- `title`
- `uuid`
- `keywords`
- `status`
- `result_field`
- `discoveryKeywords`
- `updateFrequency`
- `nonGeographicFlag`
- `publicationState`
- `permissions`

### How to use filters:

These filters can be used like django query filters using __ for related model relationships.

- `/observations/?uuid=d594d53df2612bbd89c2e0e770b5c1a0`
- `/observations/?status=completed`
- `/observations/?results_field__dataPath__startswith=/neodc/esacci`
- `/observations/?discoveryKeywords__name=ESACCI`
- `/observations/?nonGeographicFlag=True`

Filters can be stacked to build an 'AND' relationship. E.g.

- `/observations/?publicationState__in=published,citable&nonGeographicFlag=True`
- `/observations/?publicationState__in=published,citable&discoveryKeyword__name=NDGO0003`

GET /api/v2/observations/40461/?format=api

HTTP 200 OK
Allow: GET, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "ob_id": 40461,
    "uuid": "4f04423b7465484fa57f7100879caeb3",
    "title": "MOASA flight M275: airborne observations from the Clean Air project over London, UK",
    "abstract": "Observations collected during flight M275 on 26 November 2020 by the Clean Air instrument suite on board the Met Office Atmospheric Survey Aircraft (MOASA) for the MOASA Clean Air project. \r\n\r\nThis dataset contains in meteorological and situ atmospheric composition measurements  (gaseous nitrogen dioxide, ozone, sulphur dioxide and fine mode (PM2.5) aerosol) over London, UK, in a city survey flight pattern, as part of the Strategic Priorities Fund (SPF) Clean Air Programme Intense Observational Period. Quicklook plots are also included.\r\n\r\nFull flight track and other MOASA flights can be seen via the CEDA Flight Finder tool linked to on this record.",
    "keywords": "MOASA, aircraft, meteorology, Clean Air, Met Office,  nitrogen dioxide, NO2, ozone, O3, sulphur dioxide, SO2, PM2.5, aerosol",
    "publicationState": "published",
    "dataPublishedTime": "2023-09-19T14:57:19",
    "doiPublishedTime": null,
    "updateFrequency": "notPlanned",
    "status": "completed",
    "result_field": {
        "ob_id": "https://api.catalogue.ceda.ac.uk/api/v2/observations/40462/?format=api",
        "dataPath": "/badc/deposited2023/moasa_clean_air_data/M275",
        "oldDataPath": [],
        "storageLocation": "internal",
        "storageStatus": "online",
        "volume": 40938038,
        "numberOfFiles": 38,
        "fileFormat": "NetCDF format"
    },
    "timePeriod": "https://api.catalogue.ceda.ac.uk/api/v2/times/11230/?format=api",
    "geographicExtent": "https://api.catalogue.ceda.ac.uk/api/v2/bboxes/3915/?format=api",
    "nonGeographicFlag": false,
    "phenomena": [
        "https://api.catalogue.ceda.ac.uk/api/v2/phenomona/63234/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/phenomona/63235/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/phenomona/63236/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/phenomona/63237/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/phenomona/63238/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/phenomona/63239/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/phenomona/63240/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/phenomona/63241/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/phenomona/63242/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/phenomona/63243/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/phenomona/63244/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/phenomona/63245/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/phenomona/63246/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/phenomona/63247/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/phenomona/63248/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/phenomona/63249/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/phenomona/63250/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/phenomona/63251/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/phenomona/63252/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/phenomona/63253/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/phenomona/63254/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/phenomona/63255/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/phenomona/63256/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/phenomona/63257/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/phenomona/63258/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/phenomona/63259/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/phenomona/63260/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/phenomona/63261/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/phenomona/63262/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/phenomona/63263/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/phenomona/63264/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/phenomona/63265/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/phenomona/63267/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/phenomona/63268/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/phenomona/63269/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/phenomona/63270/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/phenomona/63271/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/phenomona/63272/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/phenomona/63273/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/phenomona/63274/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/phenomona/63275/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/phenomona/63276/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/phenomona/63277/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/phenomona/63278/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/phenomona/63279/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/phenomona/63280/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/phenomona/63281/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/phenomona/63282/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/phenomona/63283/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/phenomona/63284/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/phenomona/63285/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/phenomona/63286/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/phenomona/63287/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/phenomona/63288/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/phenomona/63289/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/phenomona/63290/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/phenomona/63292/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/phenomona/63293/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/phenomona/63294/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/phenomona/63295/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/phenomona/63296/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/phenomona/63297/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/phenomona/63298/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/phenomona/63299/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/phenomona/63300/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/phenomona/63301/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/phenomona/63302/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/phenomona/63303/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/phenomona/63304/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/phenomona/63305/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/phenomona/63306/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/phenomona/63307/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/phenomona/63308/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/phenomona/63309/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/phenomona/63310/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/phenomona/63311/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/phenomona/63312/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/phenomona/63313/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/phenomona/63314/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/phenomona/63315/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/phenomona/63316/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/phenomona/63317/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/phenomona/63318/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/phenomona/63319/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/phenomona/63320/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/phenomona/63321/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/phenomona/63322/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/phenomona/63323/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/phenomona/63324/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/phenomona/63325/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/phenomona/63326/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/phenomona/63327/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/phenomona/63328/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/phenomona/63329/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/phenomona/63330/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/phenomona/63331/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/phenomona/63332/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/phenomona/63333/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/phenomona/63334/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/phenomona/63335/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/phenomona/63336/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/phenomona/63337/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/phenomona/63338/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/phenomona/63339/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/phenomona/63340/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/phenomona/63341/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/phenomona/63342/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/phenomona/63343/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/phenomona/63344/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/phenomona/63345/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/phenomona/63346/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/phenomona/63347/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/phenomona/63348/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/phenomona/63349/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/phenomona/63350/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/phenomona/63351/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/phenomona/63352/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/phenomona/63353/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/phenomona/63354/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/phenomona/63355/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/phenomona/63356/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/phenomona/63357/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/phenomona/63358/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/phenomona/79123/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/phenomona/79124/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/phenomona/79125/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/phenomona/79126/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/phenomona/79127/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/phenomona/79128/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/phenomona/79129/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/phenomona/83975/?format=api"
    ],
    "dataLineage": "Data were collected and processed by the project team at the Met Office and submitted to the Centre for Environmental Data Analysis (CEDA).",
    "removedDataTime": null,
    "removedDataReason": "",
    "language": "English",
    "identifier_set": [],
    "projects": [
        "https://api.catalogue.ceda.ac.uk/api/v2/projects/39906/?format=api"
    ],
    "observationcollection_set": [
        "https://api.catalogue.ceda.ac.uk/api/v2/observationcollections/39574/?format=api"
    ],
    "responsiblepartyinfo_set": [
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/197132/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/197133/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/197134/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/197135/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/197136/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/197137/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/197138/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/197139/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/197140/?format=api"
    ],
    "procedureAcquisition": "https://api.catalogue.ceda.ac.uk/api/v2/acquisitions/40463/?format=api",
    "procedureCompositeProcess": null,
    "procedureComputation": null,
    "permissions": [
        {
            "ob_id": "https://api.catalogue.ceda.ac.uk/api/v2/observations/2522/?format=api",
            "useLimitation": null,
            "accessConstraints": null,
            "accessCategory": "registered",
            "accessRoles": null,
            "label": "registered: None group",
            "licenceURL": "http://www.nationalarchives.gov.uk/doc/open-government-licence/version/3/",
            "licenceClassifications": "any"
        }
    ],
    "discoveryKeywords": []
}