SI Records
Smithsonian Institution Archives, Accession 17-333, Smithsonian Astrophysical Observatory, Website Records
This accession consists of the website for the Harvard-Smithsonian Center for Astrophysics (CfA)-Arizona Space Telescope Lens Survey (CASTLES) of gravitational lenses as it existed on February 23, 2017. The CfA is jointly administered by the Smithsonian Astrophysical Observatory and the Harvard College Observatory. The website provides information and data on systems, including Hubble Space Telescope and radio images. Data and images in this accession may be incomplete. Materials are in electronic format.
This record series is indexed under the following controlled access subject terms.
CASTLES website, crawled February 23, 2017