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

Result of query: info cati A3$

Details on Acronym:   A3
  
A3 (Asiago obs., field 3)= (BB)
Write:<<A3 NNN>>
N: 506
Object:Blue Obj.  (SIMBAD class: blue = Blue Object)
Ref:=1974A&AS...13..269B
byBARBIERI C. , BENVENUTI P.
 Astron. Astrophys., Suppl. Ser., 13, 269-291 (1974)
  Studies of blue objects at high galactic latitudes. III. Faint blue objects in the field of BD +15 2469.
o<A3 NNN> N=324 among (Nos 1-506)
Originof the Acronym: A = Assigned by the author(s)

Details on Acronym:   BB
  
BB (Barbieri+Benvenuti)
***** Avoid the usage of BB, prefer A3
Originof the Acronym: L = Found in the literature