Dictionary of Nomenclature of Celestial Objects
(Last update: 11-Mar-2024)

Result of query: info cati EM* AS$

Details on Acronym:   AS
  
AS (Additional Star)
Write:<<Em* AS NNNA>>
N: 521
Object:Em* + PN  (SIMBAD class: EmLine* = Emission-line Star)
Stat:is completely incorporated in Simbad
Note:Continues MWC. N=521 among which 39 PN.
Ref:=1950ApJ...112...72M
byMERRILL P.W. , BURWELL C.G.
 Astrophys. J., 112, 72-89 (1950)
  Additional stars whose spectra have a bright H-α line.
oTable I: <Em* AS NNN> (Nos 1-519)
Ref:=1951ApJ...113..624M
byMILLER W.C. , MERRILL P.W.
 Astrophys. J., 113, 624-625 (1951)
  Spectroscopic observations of Be stars.
oTable 1: <Em* AS NNN> (Nos 520-521)