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The Dominion Radio Astrophysical Observatory (DRAO) is a radio astronomy site in British Columbia, Canada. Telescopes:
The observatory dates from circa 1960 and was involved in early developments of radio astronomy, including very-long-baseline interferometry (VLBI), and produced two early catalogs of radio sources, Dominion Observatory 1420 MHz Source Catalog (DA) and Dominion Observatory 10.03 MHz Source Catalog (DB).