Smithsonian Astrophysical Observatory Telescope Data Center RegistrySAO TDC Regivo://cfa.tdc/__system__/services/registryThe staff at the Smithsonian Astrophysical Observatory Telescope Data
CenterSAO TDChttp://tdc-www.harvard.edu/common/headers/sao-banner1b.gif2025-12-15T19:50:17ZSAO TDC60 Garden Street, Cambridge, MA 02138, USAtdchelp@cfa.harvard.eduRegistry The publishing registry for the Smithsonian Astrophysical Observatory
Telescope Data Center.http://oirsa.cfa.harvard.edu:8080/__system__/services/registry/infopublichttp://oirsa.cfa.harvard.edu:8080/oai.xml500http://oirsa.cfa.harvard.edu:8080/__system__/services/registry/availabilityhttp://oirsa.cfa.harvard.edu:8080/__system__/services/registry/capabilitieshttp://oirsa.cfa.harvard.edu:8080/__system__/services/registry/tableMetadatafalsecfa.tdcdefault