{"@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": "This archive contains maps of the Bouguer anomalies, free-gravity accelerations, and geoid anomalies of Mars, along with spherical harmonic gravity and topography models and occultation data acquired with Mariner 9 and the Viking Orbiter.", "identifier": "urn:nasa:pds:context_pds3:data_set:data_set.mr9-vo1-vo2-m-rss-5-gravity-v1.0_g3st-t4bf", "issued": "2018-06-26", "keyword": ["mariner71", "mars", "viking"], "landingPage": "https://pds.nasa.gov/ds-view/pds/viewDataset.jsp?dsid=MR9%2FVO1%2FVO2-M-RSS-5-GRAVITY-V1.0", "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": "unk"}