Dictionary of Nomenclature of Celestial Objects
(Last update: 15-Feb-2018)

Result of query: info cati S2$

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)

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