NGC 2489

from Wikipedia, the free encyclopedia
Open star cluster
NGC 2489
NGC 2489 DSS.jpg
AladinLite
Constellation Aft deck of the ship
Position
equinox : J2000.0
Right ascension 07 h 56 m 14.9 s
declination -30 ° 03 ′ 39 ″
Appearance

classification II2m
Brightness  (visual) 7.9 likes
Angular expansion 5.0
Physical data

distance  12900 Lj
(3957 pc )
history
Discovered by Wilhelm Herschel
Discovery time December 30, 1785
Catalog names
 NGC  2489 • C 0754-299 • OCl 690 •  Cr  169 •  Dun  626 •  GC  1601 •  H  VII 23 •  h  479/3107 • Bennett 38

NGC 2489 is an open star cluster in the aft deck of the ship and has an angular extent of 5.0 'and an apparent magnitude of 7.9 mag. It was discovered by Wilhelm Herschel on December 30, 1785 .

Individual evidence

  1. NASA / IPAC EXTRAGALACTIC DATABASE
  2. a b c SEDS : NGC 2489
  3. WEBDA
  4. Seligman