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/3607/?format=api
{ "ob_id": 3607, "uuid": "4d1262c57119adbcdb03a46b6ce3ca6a", "title": "Chilbolton Facility for Atmospheric and Radio Research (CFARR) LI-COR LI-7500 Gas Analyser Data", "abstract": "Measurements from a LI-COR LI-7500 open path gas analyser operating at infra-red wavelengths deployed at the Chilbolton Facility for Atmospheric and Radio Research site in Chilbolton, Hampshire. The instrument measures the absorption due to carbon dioxide at specific wavelengths along its 0.125m measurement path. Internally-stored calibration data are used to convert these absorption values to a mole concentration for each gas. Carbon dioxde and water vapour mole concentrations from this instrument are also provided with sonic anemomenter data at a 20Hz data acquisition rate for eddy covariance calculations in another CFARR dataset. Measurements are taken at 10s intervals and are archived at this temporal resolution. Data are in netCDF.", "keywords": "CFARR, gas analyser", "publicationState": "published", "dataPublishedTime": "2013-10-15T14:47:11", "doiPublishedTime": null, "updateFrequency": "continual", "status": "ongoing", "result_field": { "ob_id": "https://api.catalogue.ceda.ac.uk/api/v2/observations/3608/?format=api", "dataPath": "/badc/chilbolton/data/licor-gas-analyser/", "oldDataPath": [], "storageLocation": "internal", "storageStatus": "online", "volume": 713088992, "numberOfFiles": 2025, "fileFormat": "Data are netCDF formatted" }, "timePeriod": "https://api.catalogue.ceda.ac.uk/api/v2/times/1030/?format=api", "geographicExtent": "https://api.catalogue.ceda.ac.uk/api/v2/bboxes/64/?format=api", "nonGeographicFlag": false, "phenomena": [ "https://api.catalogue.ceda.ac.uk/api/v2/phenomona/22455/?format=api", "https://api.catalogue.ceda.ac.uk/api/v2/phenomona/50512/?format=api", "https://api.catalogue.ceda.ac.uk/api/v2/phenomona/54762/?format=api", "https://api.catalogue.ceda.ac.uk/api/v2/phenomona/54763/?format=api", "https://api.catalogue.ceda.ac.uk/api/v2/phenomona/54764/?format=api", "https://api.catalogue.ceda.ac.uk/api/v2/phenomona/57536/?format=api", "https://api.catalogue.ceda.ac.uk/api/v2/phenomona/69141/?format=api", "https://api.catalogue.ceda.ac.uk/api/v2/phenomona/69142/?format=api", "https://api.catalogue.ceda.ac.uk/api/v2/phenomona/69143/?format=api", "https://api.catalogue.ceda.ac.uk/api/v2/phenomona/69144/?format=api", "https://api.catalogue.ceda.ac.uk/api/v2/phenomona/69145/?format=api", "https://api.catalogue.ceda.ac.uk/api/v2/phenomona/69146/?format=api", "https://api.catalogue.ceda.ac.uk/api/v2/phenomona/69147/?format=api" ], "dataLineage": "Data are collected by 4 radar systems, of which the largest is the 3 GHz Doppler radar (CAMRa), and 4 lidar systems, at Chilbolton Observatory, Hampshire.\r\nData are prepared by Chilbolton Facility for Atmospheric and Radio Research (CFARR) staff prior to submission to BADC for archiving.", "removedDataTime": null, "removedDataReason": "", "language": "English", "identifier_set": [ "https://api.catalogue.ceda.ac.uk/api/v2/identifiers/2448/?format=api" ], "projects": [ "https://api.catalogue.ceda.ac.uk/api/v2/projects/3464/?format=api" ], "observationcollection_set": [ "https://api.catalogue.ceda.ac.uk/api/v2/observationcollections/3461/?format=api", "https://api.catalogue.ceda.ac.uk/api/v2/observationcollections/7378/?format=api" ], "responsiblepartyinfo_set": [ "https://api.catalogue.ceda.ac.uk/api/v2/rpis/15197/?format=api", "https://api.catalogue.ceda.ac.uk/api/v2/rpis/15196/?format=api", "https://api.catalogue.ceda.ac.uk/api/v2/rpis/15199/?format=api", "https://api.catalogue.ceda.ac.uk/api/v2/rpis/15202/?format=api", "https://api.catalogue.ceda.ac.uk/api/v2/rpis/15201/?format=api", "https://api.catalogue.ceda.ac.uk/api/v2/rpis/15203/?format=api", "https://api.catalogue.ceda.ac.uk/api/v2/rpis/15200/?format=api", "https://api.catalogue.ceda.ac.uk/api/v2/rpis/15198/?format=api" ], "procedureAcquisition": "https://api.catalogue.ceda.ac.uk/api/v2/acquisitions/3610/?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": [ { "ob_id": 1138, "name": "NDGO0003" } ] }