Observation Instance
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/44765/?format=api
{ "ob_id": 44765, "uuid": "71594a494413446bbfe4583be97fe41b", "title": "ICECAPS-MELT: Snow specific surface area from two 1-m snow profiles in SW Greenland (May 2024)", "abstract": "Snow specific surface area (SSA, m2/m3) was measured using an active near-infrared sensor (FPGA Company Infrasnow) from two 1-m deep snow profiles from southwest Greenland (Camp Raven, 66.48 N, 46.30 W, 2331 m asl) during Spring 2024. The snow SSA measurements were made adjacent to an autonomous atmospheric and glaciological platform (the SLEIGH) as part of the ICECAPS-MELT (Integrated Characterization of Energy, Clouds, Atmospheric state, and Precipitation - MEasurements along Lagrangian Transects) experiment.\r\n\r\nThis work was US-led, US-UK collaboration co-funded by the US National Science Foundation and the UK National Environment Research Council.", "keywords": "Greenland,Camp Raven,Specific Surface Area,snow profile,ICECAPS,ICECAPS-MELT, Greenland Ice Sheet", "publicationState": "citable", "dataPublishedTime": "2026-01-30T17:32:57", "doiPublishedTime": "2026-02-02T15:53:56.621707", "updateFrequency": "notPlanned", "status": "completed", "result_field": { "ob_id": "https://api.catalogue.ceda.ac.uk/api/v2/observations/45225/?format=api", "dataPath": "/badc/icecaps-melt/data/202405CampRavenSnowSSA", "oldDataPath": [], "storageLocation": "internal", "storageStatus": "online", "volume": 2941, "numberOfFiles": 3, "fileFormat": "Data are BADC-CSV formatted" }, "timePeriod": "https://api.catalogue.ceda.ac.uk/api/v2/times/12611/?format=api", "geographicExtent": "https://api.catalogue.ceda.ac.uk/api/v2/bboxes/4847/?format=api", "nonGeographicFlag": false, "phenomena": [ "https://api.catalogue.ceda.ac.uk/api/v2/phenomona/92721/?format=api", "https://api.catalogue.ceda.ac.uk/api/v2/phenomona/92723/?format=api", "https://api.catalogue.ceda.ac.uk/api/v2/phenomona/92724/?format=api", "https://api.catalogue.ceda.ac.uk/api/v2/phenomona/92730/?format=api" ], "dataLineage": "The Infrasnow sensor was held vertically against the snow pit wall, then moved vertically downwards for each subsequent measurement. These sensors were calibrated by the manufacturer and delivered with appropriate calibration coefficients. Calibrations were applied after data were collected in the field.", "removedDataTime": null, "removedDataReason": "", "language": "English", "identifier_set": [ "https://api.catalogue.ceda.ac.uk/api/v2/identifiers/13697/?format=api" ], "projects": [ "https://api.catalogue.ceda.ac.uk/api/v2/projects/38309/?format=api" ], "observationcollection_set": [ "https://api.catalogue.ceda.ac.uk/api/v2/observationcollections/44850/?format=api" ], "responsiblepartyinfo_set": [ "https://api.catalogue.ceda.ac.uk/api/v2/rpis/214333/?format=api", "https://api.catalogue.ceda.ac.uk/api/v2/rpis/214793/?format=api", "https://api.catalogue.ceda.ac.uk/api/v2/rpis/214335/?format=api", "https://api.catalogue.ceda.ac.uk/api/v2/rpis/214336/?format=api", "https://api.catalogue.ceda.ac.uk/api/v2/rpis/214337/?format=api", "https://api.catalogue.ceda.ac.uk/api/v2/rpis/214338/?format=api", "https://api.catalogue.ceda.ac.uk/api/v2/rpis/214339/?format=api", "https://api.catalogue.ceda.ac.uk/api/v2/rpis/214334/?format=api", "https://api.catalogue.ceda.ac.uk/api/v2/rpis/214962/?format=api", "https://api.catalogue.ceda.ac.uk/api/v2/rpis/214340/?format=api", "https://api.catalogue.ceda.ac.uk/api/v2/rpis/214341/?format=api", "https://api.catalogue.ceda.ac.uk/api/v2/rpis/214342/?format=api", "https://api.catalogue.ceda.ac.uk/api/v2/rpis/214343/?format=api", "https://api.catalogue.ceda.ac.uk/api/v2/rpis/214344/?format=api", "https://api.catalogue.ceda.ac.uk/api/v2/rpis/214345/?format=api", "https://api.catalogue.ceda.ac.uk/api/v2/rpis/214346/?format=api", "https://api.catalogue.ceda.ac.uk/api/v2/rpis/214347/?format=api", "https://api.catalogue.ceda.ac.uk/api/v2/rpis/214348/?format=api", "https://api.catalogue.ceda.ac.uk/api/v2/rpis/214349/?format=api", "https://api.catalogue.ceda.ac.uk/api/v2/rpis/214350/?format=api" ], "procedureAcquisition": "https://api.catalogue.ceda.ac.uk/api/v2/acquisitions/44801/?format=api", "procedureCompositeProcess": null, "procedureComputation": null, "permissions": [ { "ob_id": "https://api.catalogue.ceda.ac.uk/api/v2/observations/2528/?format=api", "useLimitation": null, "accessConstraints": null, "accessCategory": "public", "accessRoles": null, "label": "public: None group", "licenceURL": "http://creativecommons.org/licenses/by/4.0/", "licenceClassifications": "any" } ], "discoveryKeywords": [] }