2.6.0 spase://ISWI/Repository/UML/DIDBase Digital Ionogram Database Repository at UML 2019-05-05T12:34:56Z 2023-11-28T14:15:43 Moved to ISWI Naming Authority. Updated Resource ID, InformationURL and AccessURL, updated PriorID and SPASE version. LNG The DIDBase repository at University of Massachusetts Lowell is a relational database holding raw ionogram data and ionogram-derived ionospheric characteristics for the Global Ionospheric Radio Observatory (GIRO). Public access to the DIDBase resource is arranged via SAO Explorer software available at http://umlcar.uml.edu/SAO-X/ and web access portal https://giro.uml.edu/didbase/ spase://SMWG/Person/Ivan.A.Galkin ArchiveSpecialist MetadataContact ProjectScientist spase://SMWG/Person/Bodo.W.Reinisch PrincipalInvestigator Web page https://giro.uml.edu/didbase/ Web access portal for DIDBase spase://SMWG/Repository/UML/DIDBase Web page https://giro.uml.edu/didbase/ Web access portal for DIDBase