{"ob_id":5476,"uuid":"5bc5a21de1e01b6879772d4cb0cb0818","title":"AASE: Airborne in-situ data from instruments mounted on the NASA ER-2 aircraft","abstract":"The Airborne Arctic Stratospheric Expedition (AASE) which was based in Stavanger, Norway during January and February, 1989, was designed to study the production and loss mechanisms of ozone in the north polar stratospheric environment, and the effect on ozone distribution of the Arctic polar vortex and of the cold temperatures associated with the formation of Polar Stratospheric Clouds (PSC). \r\n\r\nThis dataset contains measurements of chemical and dynamical parameters collected onboard the NASA ER-2 (for example, ClO, BrO, HCl, O3, NOx, N2, HNO3 and CH4, whole air samples and aerosol measurements).","keywords":"AASE, AASE-98, chemistry, ER2","publicationState":"published","dataPublishedTime":"2007-01-16T16:22:15","doiPublishedTime":null,"updateFrequency":"notPlanned","status":"completed","result_field":{"ob_id":"https://catalogue.ceda.ac.uk/api/v2/observations/5477/?format=json","dataPath":"/badc/CDs/aase89/data/er2/","oldDataPath":[],"storageLocation":"internal","storageStatus":"online","volume":80210916,"numberOfFiles":352,"fileFormat":"Data are ASCII formatted"},"timePeriod":"https://catalogue.ceda.ac.uk/api/v2/times/1580/?format=json","geographicExtent":"https://catalogue.ceda.ac.uk/api/v2/bboxes/109/?format=json","nonGeographicFlag":false,"phenomena":["https://catalogue.ceda.ac.uk/api/v2/phenomona/6868/?format=json","https://catalogue.ceda.ac.uk/api/v2/phenomona/21758/?format=json","https://catalogue.ceda.ac.uk/api/v2/phenomona/21771/?format=json","https://catalogue.ceda.ac.uk/api/v2/phenomona/21779/?format=json","https://catalogue.ceda.ac.uk/api/v2/phenomona/21787/?format=json","https://catalogue.ceda.ac.uk/api/v2/phenomona/21817/?format=json","https://catalogue.ceda.ac.uk/api/v2/phenomona/21823/?format=json","https://catalogue.ceda.ac.uk/api/v2/phenomona/21824/?format=json","https://catalogue.ceda.ac.uk/api/v2/phenomona/22321/?format=json","https://catalogue.ceda.ac.uk/api/v2/phenomona/22341/?format=json","https://catalogue.ceda.ac.uk/api/v2/phenomona/22390/?format=json","https://catalogue.ceda.ac.uk/api/v2/phenomona/22414/?format=json","https://catalogue.ceda.ac.uk/api/v2/phenomona/22418/?format=json","https://catalogue.ceda.ac.uk/api/v2/phenomona/22422/?format=json","https://catalogue.ceda.ac.uk/api/v2/phenomona/22426/?format=json","https://catalogue.ceda.ac.uk/api/v2/phenomona/22428/?format=json","https://catalogue.ceda.ac.uk/api/v2/phenomona/22432/?format=json","https://catalogue.ceda.ac.uk/api/v2/phenomona/22441/?format=json","https://catalogue.ceda.ac.uk/api/v2/phenomona/22442/?format=json","https://catalogue.ceda.ac.uk/api/v2/phenomona/22445/?format=json","https://catalogue.ceda.ac.uk/api/v2/phenomona/22589/?format=json","https://catalogue.ceda.ac.uk/api/v2/phenomona/22590/?format=json","https://catalogue.ceda.ac.uk/api/v2/phenomona/22888/?format=json","https://catalogue.ceda.ac.uk/api/v2/phenomona/22892/?format=json","https://catalogue.ceda.ac.uk/api/v2/phenomona/23070/?format=json","https://catalogue.ceda.ac.uk/api/v2/phenomona/25382/?format=json","https://catalogue.ceda.ac.uk/api/v2/phenomona/25383/?format=json","https://catalogue.ceda.ac.uk/api/v2/phenomona/25385/?format=json","https://catalogue.ceda.ac.uk/api/v2/phenomona/25387/?format=json","https://catalogue.ceda.ac.uk/api/v2/phenomona/25388/?format=json","https://catalogue.ceda.ac.uk/api/v2/phenomona/25391/?format=json","https://catalogue.ceda.ac.uk/api/v2/phenomona/25394/?format=json","https://catalogue.ceda.ac.uk/api/v2/phenomona/25396/?format=json","https://catalogue.ceda.ac.uk/api/v2/phenomona/25397/?format=json","https://catalogue.ceda.ac.uk/api/v2/phenomona/25398/?format=json","https://catalogue.ceda.ac.uk/api/v2/phenomona/25400/?format=json","https://catalogue.ceda.ac.uk/api/v2/phenomona/25402/?format=json","https://catalogue.ceda.ac.uk/api/v2/phenomona/25850/?format=json","https://catalogue.ceda.ac.uk/api/v2/phenomona/25856/?format=json","https://catalogue.ceda.ac.uk/api/v2/phenomona/25857/?format=json","https://catalogue.ceda.ac.uk/api/v2/phenomona/25859/?format=json","https://catalogue.ceda.ac.uk/api/v2/phenomona/25890/?format=json","https://catalogue.ceda.ac.uk/api/v2/phenomona/25949/?format=json","https://catalogue.ceda.ac.uk/api/v2/phenomona/25950/?format=json"],"dataLineage":"Data were collected during January and February, 1988-1989 onboard the NASA ER-2.\r\nCopy of CR-ROM published by NASA. 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