{"@type": "dcat:Dataset", "accessLevel": "public", "accrualPeriodicity": "irregular", "bureauCode": ["026:00"], "contactPoint": {"@type": "vcard:Contact", "fn": "Thomas Morgan", "hasEmail": "mailto:thomas.h.morgan@nasa.gov"}, "description": "The GRaND Reduced Data Records (RDR) contain a time\nseries of calibrated spectra, counting data, and ephemeris, pointing,\nand geometry (EPG) data.  The EPG data are contained in a single file,\nwith an entry for every science data record acquired by GRaND within the\ndataset start-stop times.  Each record has a unique identifier,\nspacecraft clock ticks, which is used as a serial number to identify data\nfrom the same record in other files containing spectra and counting data.\nThe RDR data set includes a time series of corrected gamma ray spectra\nacquired by GRaND's bismuth-germanate (BGO) scintillator.", "identifier": "urn:nasa:pds:context_pds3:data_set:data_set.dawn-a-grand-3-rdr-ceres-counts-v1.0_tehk-646a", "issued": "2021-05-21", "keyword": ["1-ceres", "dawn-mission-to-vesta-and-ceres"], "landingPage": "https://pds.nasa.gov/ds-view/pds/viewDataset.jsp?dsid=DAWN-A-GRAND-3-RDR-CERES-COUNTS-V1.0", "license": "http://www.usa.gov/publicdomain/label/1.0/", "modified": "2025-07-17", "programCode": ["026:005"], "publisher": {"@type": "org:Organization", "name": "National Aeronautics and Space Administration"}, "references": ["https://pds.nasa.gov"], "theme": ["Earth Science"], "title": "DAWN GRAND CALIBRATED (RDR) CERES COUNTS V1.0"}