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searching for List of quasars 2 found (82 total)

Halton Arp (2,389 words) [view diff] exact match in snippet view article find links to article

origin. In 1967 Arp noted that several of these objects appeared on the list of quasars. In some photographs a quasar is in the foreground of known galaxies

Gaia catalogues (2,416 words) [view diff] exact match in snippet view article find links to article

according to Stetson Secondary Standards, but only Gaia data were used. A list of quasars based on the Large Quasar Astrometric Catalog was prepared for IGSL