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BWM 18

NGC 6994 BWM 18, GAIA 6888761890744389376

Proper NameNone
Bayer DesignationNone
Flamsteed NumberNone
HR (BSC)None
HDNone
Other DesignationsBWM 18, NGC 6994 BWM 18, GAIA 6888761890744389376
ConstellationAquarius
Right Ascension20h 58m 53s
Declination-12° 38' 58"
Distancec. 3,100 light years
c. 1,000 parsecs
MagnitudeApparent: +15.47
Absolute: +5.55
Spectral ClassUncertain; probably a G-type (yellow) dwarf
Optimum VisibilityAugust

The quartet of brighter stars to the northeast of BWM 18 form the core of M73, which was once thought to be an open cluster, but is now considered to be no more than an asterism (that is, a group of unrelated stars). For faint fifteenth-magnitude BWM 18 itself, data is extremely sparse, and its relation to the more prominent stars in this area is unclear. Imagery provided by Aladin sky atlas

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