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

Result of query: info cati PN Hb$

Details on Acronym:   Hb
  
Hb (Hubble)= (Hub) = (Hubble)
Write:<<PN Hb NN>>
N: 9
Object:PN  (SIMBAD class: PlanetaryNeb = Planetary Nebula)
Stat:is completely incorporated in Simbad
Note:Hb 10, 11 are not PN
Ref:=1921PASP...33..174H
byHUBBLE E.P.
 Publ. Astron. Soc. Pac., 33, 174-175 (1921)
  Twelve new planetary nebulae.
oNos 10, 11 are not PN.
o<PN Hb NN> N=10 among (Nos 1-12).

Details on Acronym:   Hub
  
Hub (Hubble)
***** Avoid the usage of Hub, prefer Hb

Details on Acronym:   Hubble
  
Hubble (Hubble)
***** Avoid the usage of Hubble, prefer Hb