Dictionary of Nomenclature of Celestial Objects
(Last update: 05-Dec-2023)

Result of query: info cati PN A55$

Details on Acronym:   A
  
A      (Abell)
  ***** Avoid the usage of A,  prefer A55

Details on Acronym:   A55
  
A55    (Abell, 1955)= (A) = (Abel) = (Abell) 
 Write:<<PN A55  NN>>
 N:  73
Object:PN  (SIMBAD class: PlanetaryNeb = Planetary Nebula)
  Stat:is completely incorporated in Simbad
  Note:Obsolete, PK Nomenclature.
   Ref:=1955PASP...67..258A
     byABELL G.O.

 Publ. Astron. Soc. Pac., 67, 258-261 (1955)

    Globular clusters and planetary nebulae discovered on the national
    geographic society-Palomar Observatory sky survey.
oTable I: <Cl Palomar NN> (Nos 1-13), Table II: <PN A55 NN> (Nos 1-73)

Details on Acronym:   Abel
  
Abel   (Abell)
  ***** Avoid the usage of Abel,  prefer A55

Details on Acronym:   Abell
  
Abell  (Abell)
  ***** Avoid the usage of Abell,  prefer A55