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

Result of query: info cati PN Hf NN$
.

Details on Acronym:   H
  
H (Hoffleit)
***** Avoid the usage of H, prefer Hf

Details on Acronym:   Hf
  
Hf (Hoffleit)= (H) = (Hoffleit)
Write:<<PN Hf NN>>
<<PN Hf 2-N>>
N: 6+2
Object:PN  (SIMBAD class: PlanetaryNeb = Planetary Nebula)
Stat:is completely incorporated in Simbad
Note:Among the 63 nebulae [H53], 6 objects are PN (Nos 4, 38, 39, 48, 62, 69). In 1967PK....C......1P, 2 other 'Hf' PN are designated with a format '2-N' (Nos 2-1 and 2-2).
Ref:=1953AnHar.119...37H
byHOFFLEIT D.
 Ann. Astron. Obs. Harvard Coll., 119, 37-None (1953)
  A preliminary survey of nebulosities and associated B-stars in Car.
oCatalogue: <[H53] NN> (Nos 1-69) among which: <PN Hf NN> N=6 (Nos 4, 38, 39, 48, 62, 69).

Details on Acronym:   Hoffleit
  
Hoffleit (Hoffleit)
***** Avoid the usage of Hoffleit, prefer Hf