Dictionary of Nomenclature of Celestial Objects

radio-sources A and B. The source B is the main source, coincident with the nucleus of the galaxy.
in source:3C 66
Ref:=1973MNRAS.165..369N
byNORTHOVER K.J.E.
 Mon. Not. R. Astron. Soc., 165, 369-379 (1973)
  The radio galaxy 3C 66.
oTables I, II: <[N73] 3C 66A> (Nos A, B), <[N73] 3C 66BNa> (Nos B1-B4, B2a-B2d).

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