{"@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 data set is a compilation of mean   U-B and B-V color indices of asteroids, collected from the published   literature and from the unpublished Lowell Observatory UBV Asteroid    Survey.", "identifier": "urn:nasa:pds:compil.ast.ubv-photometry", "issued": "2021-05-21", "keyword": ["multiple-asteroids", "none"], "landingPage": "https://pds.nasa.gov/ds-view/pds/viewBundle.jsp?identifier=urn%3Anasa%3Apds%3Acompil.ast.ubv-photometry&version=1.0", "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": "UBV MEAN ASTEROID COLORS"}