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/32385/?format=api
{ "ob_id": 32385, "uuid": "cf8e3e801a114979a160e809deb5cc9f", "title": "MCD43A2 - MODIS/Terra+Aqua BRDF/Albedo Quality Daily L3 Global - 500m", "abstract": "These data are a copy of MODIS data from the NASA Level-1 and Atmosphere Archive & Distribution System (LAADS) Distributed Active Archive Center (DAAC). The copy is potentially only a subset. Below is the description from https://ladsweb.modaps.eosdis.nasa.gov/missions-and-measurements/products/MCD43A2\n\n\n\n\n\nThe MODerate-resolution Imaging Spectroradiometer (MODIS) BRDF/Albedo Quality product (MCD43A2) describes the overall condition of the other BRDF and Albedo products. The MCD43A2 product contains 16 days of data at 500 meter spatial resolution provided in a level-3 gridded data set in Sinusoidal projection, and includes albedo quality assurance, snow conditions, ancillary information, and inversion information.\n\nBoth Terra and Aqua data are used in the generation of this product, providing the highest probability for quality assurance input data. It is designated with a shortname beginning with MCD, which is used to refer to 'combined' products, those comprised of data using both Terra and Aqua.\n\nNote that the V006 MODIS MCD43 products are retrieved daily and represent the best BRDF possible based on 16 days worth of inputs with the day of interest emphasized. Unlike the earlier reprocessed versions (where the date of the product signifies the first day of the retrieval period), and the Direct Broadcast version (where the date signifies the last day of the retrieval period), the date associated with each daily V006 retrieval is the center of the moving 16 day input window. This change is in response to user requests.\n\nVersion-5 MODIS BRDF & Albedo products have attained Validation Stage 3.\n\nShortname: MCD43A2 , Platform: Combined Aqua Terra , Instrument: MODIS , Processing Level: Level-3 , Spatial Resolution: 500 m , Temporal Resolution: daily , ArchiveSets: 6, 61 , Collection: MODIS Collection 6 (ArchiveSet 6) , PGE Number: PGE23 , File Naming Convention: MCD43A2.AYYYYDDD.hHHvVV.CCC.YYYYDDDHHMMSS.hdf YYYYDDD = Year and Day of Year of acquisition hHH = Horizontal tile number (0-35) vVV = Vertical tile number (0-17) CCC = Collection number YYYYDDDHHMMSS = Production Date and Time , Citation: Crystal Schaaf - University of Massachusetts Boston, Zhuosen Wang - NASA GSFC and MODAPS SIPS - NASA. (2015). MCD43A2C MODIS/Terra+Aqua BRDF/Albedo Quality Daily L3 Global - 500m. NASA LP DAAC. http://doi.org/10.5067/MODIS/MCD43A2C.006 , Keywords: Climate Change, Albedo, Reflectance ", "keywords": "Climate Change, Albedo, Reflectance ", "publicationState": "published", "dataPublishedTime": "2021-04-15T14:04:56.950726", "doiPublishedTime": null, "updateFrequency": "asNeeded", "status": "ongoing", "result_field": { "ob_id": "https://api.catalogue.ceda.ac.uk/api/v2/observations/32386/?format=api", "dataPath": "/neodc/modis/data/MCD43A2", "oldDataPath": [], "storageLocation": "internal", "storageStatus": "online", "volume": 14700434193638, "numberOfFiles": 1218582, "fileFormat": "HDF" }, "timePeriod": "https://api.catalogue.ceda.ac.uk/api/v2/times/8887/?format=api", "geographicExtent": "https://api.catalogue.ceda.ac.uk/api/v2/bboxes/529/?format=api", "nonGeographicFlag": false, "phenomena": [ "https://api.catalogue.ceda.ac.uk/api/v2/phenomona/64770/?format=api", "https://api.catalogue.ceda.ac.uk/api/v2/phenomona/64771/?format=api", "https://api.catalogue.ceda.ac.uk/api/v2/phenomona/64772/?format=api", "https://api.catalogue.ceda.ac.uk/api/v2/phenomona/64773/?format=api", "https://api.catalogue.ceda.ac.uk/api/v2/phenomona/64774/?format=api", "https://api.catalogue.ceda.ac.uk/api/v2/phenomona/64775/?format=api", "https://api.catalogue.ceda.ac.uk/api/v2/phenomona/64776/?format=api", "https://api.catalogue.ceda.ac.uk/api/v2/phenomona/64777/?format=api", "https://api.catalogue.ceda.ac.uk/api/v2/phenomona/64778/?format=api", "https://api.catalogue.ceda.ac.uk/api/v2/phenomona/64779/?format=api", "https://api.catalogue.ceda.ac.uk/api/v2/phenomona/64780/?format=api", "https://api.catalogue.ceda.ac.uk/api/v2/phenomona/64781/?format=api", "https://api.catalogue.ceda.ac.uk/api/v2/phenomona/64782/?format=api", "https://api.catalogue.ceda.ac.uk/api/v2/phenomona/64783/?format=api", "https://api.catalogue.ceda.ac.uk/api/v2/phenomona/64784/?format=api", "https://api.catalogue.ceda.ac.uk/api/v2/phenomona/64785/?format=api", "https://api.catalogue.ceda.ac.uk/api/v2/phenomona/64786/?format=api", "https://api.catalogue.ceda.ac.uk/api/v2/phenomona/64787/?format=api", "https://api.catalogue.ceda.ac.uk/api/v2/phenomona/64788/?format=api" ], "dataLineage": "Data were downloaded from https://ladsweb.modaps.eosdis.nasa.gov/archive/allData/ to support UK research groups, especially NCEO.", "removedDataTime": null, "removedDataReason": "", "language": "English", "identifier_set": [ "https://api.catalogue.ceda.ac.uk/api/v2/identifiers/10830/?format=api" ], "projects": [ "https://api.catalogue.ceda.ac.uk/api/v2/projects/10895/?format=api", "https://api.catalogue.ceda.ac.uk/api/v2/projects/10904/?format=api" ], "observationcollection_set": [ "https://api.catalogue.ceda.ac.uk/api/v2/observationcollections/10892/?format=api", "https://api.catalogue.ceda.ac.uk/api/v2/observationcollections/30129/?format=api" ], "responsiblepartyinfo_set": [ "https://api.catalogue.ceda.ac.uk/api/v2/rpis/144191/?format=api", "https://api.catalogue.ceda.ac.uk/api/v2/rpis/144192/?format=api", "https://api.catalogue.ceda.ac.uk/api/v2/rpis/144193/?format=api", "https://api.catalogue.ceda.ac.uk/api/v2/rpis/144194/?format=api", "https://api.catalogue.ceda.ac.uk/api/v2/rpis/144195/?format=api", "https://api.catalogue.ceda.ac.uk/api/v2/rpis/144197/?format=api", "https://api.catalogue.ceda.ac.uk/api/v2/rpis/144198/?format=api", "https://api.catalogue.ceda.ac.uk/api/v2/rpis/144199/?format=api" ], "procedureAcquisition": "https://api.catalogue.ceda.ac.uk/api/v2/acquisitions/10908/?format=api", "procedureCompositeProcess": null, "procedureComputation": null, "permissions": [ { "ob_id": "https://api.catalogue.ceda.ac.uk/api/v2/observations/2557/?format=api", "useLimitation": null, "accessConstraints": null, "accessCategory": "public", "accessRoles": null, "label": "public: None group", "licenceURL": "https://modaps.modaps.eosdis.nasa.gov/services/faq/LAADS_Data-Use_Citation_Policies.pdf", "licenceClassifications": "" } ], "discoveryKeywords": [ { "ob_id": 1138, "name": "NDGO0003" } ] }