Dictionary of Nomenclature of Celestial Objects
(Last update: 24-Jan-2023)

Result of query: info cati RN NN$

.

Details on Acronym:   RN
  
RN     (Ryle+Neville)
 Write:<<RN  NN>>
 N:  87
Object:(Rad)  (SIMBAD class: Radio = Radio Source)
   Ref:=1962MNRAS.125...39R
     byRYLE M.
, NEVILLE A.C.
 Mon. Not. R. Astron. Soc., 125, 39-56 (1962)

    A radio survey of the North polar region with a 4.5 minute of arc
    pencil-beam system.
oTable II: <RN NN> (Nos 1-87)