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/44791/?format=api
{ "ob_id": 44791, "uuid": "42253e31a80947c1b63a5af456f04eeb", "title": "ICECAPS-MELT: Manual snow density from one 1-m snow profile in southwest Greenland (August 2024)", "abstract": "Manual snow density (km m-3) from a 1-m deep snow profile from southwest Greenland (Camp Raven, 66.48 N, 46.30 W, 2331 m asl) during Summer 2024. The snow profile 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. Manual snow density was measured using American Avalanche Association classifications and procedures (Snow, Weather, and Avalanche Guidelines, 4th Edition, 2022). This profile was made 2-3 m away from the SLEIGH.\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,snow profile,density,ICECAPS,ICECAPS-MELT,Camp Raven, Greenland Ice Sheet", "publicationState": "citable", "dataPublishedTime": "2026-01-30T16:22:43", "doiPublishedTime": "2026-02-02T16:05:21.031069", "updateFrequency": "notPlanned", "status": "completed", "result_field": { "ob_id": "https://api.catalogue.ceda.ac.uk/api/v2/observations/45218/?format=api", "dataPath": "/badc/icecaps-melt/data/202408CampRavenSnowDens1", "oldDataPath": [], "storageLocation": "internal", "storageStatus": "online", "volume": 2539, "numberOfFiles": 2, "fileFormat": "Data are BADC-CSV formatted" }, "timePeriod": "https://api.catalogue.ceda.ac.uk/api/v2/times/12624/?format=api", "geographicExtent": "https://api.catalogue.ceda.ac.uk/api/v2/bboxes/4860/?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/92722/?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" ], "dataLineage": "The mass of each snow sample was recorded in the field. The metal cutter volume was measured independent of manufacturer specifications. Density was computed as the mass (+/- 0.1 g, 1-sigma) divided by the volume (small cutter uncertainty = +/- 4 cm3, 1-sigma; large cutter uncertainty = +/- 20 cm3, 1-sigma).", "removedDataTime": null, "removedDataReason": "", "language": "English", "identifier_set": [ "https://api.catalogue.ceda.ac.uk/api/v2/identifiers/13704/?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/214447/?format=api", "https://api.catalogue.ceda.ac.uk/api/v2/rpis/214799/?format=api", "https://api.catalogue.ceda.ac.uk/api/v2/rpis/214449/?format=api", "https://api.catalogue.ceda.ac.uk/api/v2/rpis/214450/?format=api", "https://api.catalogue.ceda.ac.uk/api/v2/rpis/214451/?format=api", "https://api.catalogue.ceda.ac.uk/api/v2/rpis/214452/?format=api", "https://api.catalogue.ceda.ac.uk/api/v2/rpis/214453/?format=api", "https://api.catalogue.ceda.ac.uk/api/v2/rpis/214448/?format=api", "https://api.catalogue.ceda.ac.uk/api/v2/rpis/214955/?format=api", "https://api.catalogue.ceda.ac.uk/api/v2/rpis/214454/?format=api", "https://api.catalogue.ceda.ac.uk/api/v2/rpis/214455/?format=api", "https://api.catalogue.ceda.ac.uk/api/v2/rpis/214456/?format=api", "https://api.catalogue.ceda.ac.uk/api/v2/rpis/214457/?format=api", "https://api.catalogue.ceda.ac.uk/api/v2/rpis/214458/?format=api", "https://api.catalogue.ceda.ac.uk/api/v2/rpis/214459/?format=api", "https://api.catalogue.ceda.ac.uk/api/v2/rpis/214460/?format=api", "https://api.catalogue.ceda.ac.uk/api/v2/rpis/214461/?format=api", "https://api.catalogue.ceda.ac.uk/api/v2/rpis/214462/?format=api", "https://api.catalogue.ceda.ac.uk/api/v2/rpis/214463/?format=api", "https://api.catalogue.ceda.ac.uk/api/v2/rpis/214464/?format=api", "https://api.catalogue.ceda.ac.uk/api/v2/rpis/214465/?format=api", "https://api.catalogue.ceda.ac.uk/api/v2/rpis/214466/?format=api" ], "procedureAcquisition": "https://api.catalogue.ceda.ac.uk/api/v2/acquisitions/44792/?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": [ { "ob_id": 1138, "name": "NDGO0003" } ] }