{"@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 presents polarimetric observations of comet 1P/Halley reported as normalized Stokes parameters. All data were contributed by a single observer, A. Dolphus, working at the European Southern Observatory. This revised version of the data set includes updated documentation and data formats.", "identifier": "urn:nasa:pds:context_pds3:data_set:data_set.ihw-c-ppstoke-3-rdr-halley-v2.0_vtkb-jw24", "issued": "2018-06-26", "keyword": ["1p-halley-1-1682-q1", "international-halley-watch"], "landingPage": "https://pds.nasa.gov/ds-view/pds/viewDataset.jsp?dsid=IHW-C-PPSTOKE-3-RDR-HALLEY-V2.0", "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": "IHW COMET HALLEY POLARIMETRIC STOKES PARAMETERS DATA, V2.0"}