Dictionary of Nomenclature of Celestial Objects
(Last update: 22-Mar-2024)

Result of query: info cati S2 HHMM+DD$
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Details on Acronym:   GC
  
GC (Green Bank Catalog)
***** Avoid the usage of GC, prefer S2
Originof the Acronym: A = Assigned by the author(s)

Details on Acronym:   S2
  
S2 (Strong Source, list 2)= (GC)
Write:<<S2 HHMM+DD>>
<<S2 HHMM+DDd>>
N: 218
Object:(Rad)  (SIMBAD class: Radio = Radio Source)
Note:Second 'Strong source' survey
Table II: N=218. The N=27 sources with an asterisk, are S1 sources.
Ref:=1972AJ.....77..265P
byPAULINY-TOTH I.I.K. , KELLERMANN K.I., DAVIS M.M., FOMALONT E.B., SHAFFER D.B.
 Astron. J., 77, 265-284 (1972)
  The NRAO 5-GHz radio source survey. II. The 140-ft "Strong", "Intermediate", and "Deep" source surveys.
oTable II: <S1 HHMM+DD> N=27, <S2 HHMM+DD>, <S2 HHMM+DDd> N=218. Table III: <I HHMM+DD>, <I HHMM+DDd> N=72
Originof the Acronym: A = Assigned by the author(s)