Dictionary of Nomenclature of Celestial Objects
(Last update: 26-May-2023)

Result of query: info cati GB2$

Details on Acronym:   GB
  
GB     (Green Bank obs.)
  ***** Avoid the usage of GB,  prefer GB2

Details on Acronym:   GB2
  
GB2    (Green Bank obs., 2nd survey)= (GB) 
 Write:<<GB2  HHMM+DDdA>>
 N:  2084
Object:(Rad)  (SIMBAD class: Radio = Radio Source)
  Stat:is completely incorporated in Simbad
  Note:The Green Banks catalogues are revised in 1998A&AS..128..153M,    and 21 objects are added individually as GB/GB2 in some refs.    Survey at 20cm.
   Ref:=1978AcA....28..367M
     byMACHALSKI J.

 Acta Astron., 28, 367-440 (1978)

    The Green Bank second survey of extragalactic radio sources at 1400
    MHz. The catalogue of sources.
o<GB2 HHMM+DDdA> N=2022
=E=Catalogue in electronic form as J/A+AS/128/153
=E=Catalogue in electronic form as VIII/53
 Originof the Acronym: A = Assigned by the author(s)