Dictionary of Nomenclature of Celestial Objects
(Last update: 19-Apr-2024)

Result of query: info cati VCS4$

Details on Acronym:   VCS4
  
VCS4 (Very long baseline array Calibrator Survey, 4)
Write:<<VCS4 JHHMM+DDMM>>
N: 258
Object:(Rad)  (SIMBAD class: Radio = Radio Source)
Stat:is completely incorporated in Simbad
Note:Fourth extension to the VCS1 catalog.
See also IVS.
Ref:=2006AJ....131.1872P
byPETROV L. , KOVALEV Y.Y., FOMALONT E.B., GORDON D.
 Astron. J., 131, 1872-1879 (2006)
  The fourth VLBA calibrator survey: VCS4.
oTable 2, col(2): <IVS BHHMM+DDd> N=258 = Table 2, col(3): <VCS3 JHHMM+DDMM> N=258.
=E=Catalogue in electronic form as J/AJ/131/1872
Originof the Acronym: A = Assigned by the author(s)