M23 (Open cluster)

Image of M23
R/B-band color composite image from the Second Digitized Sky Survey (DSS2), measuring 16 arcminutes across.
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From Ashburn , M23 will become visible at around 19:35 (EDT), 25° above your south-western horizon, as dusk fades to darkness. It will then sink towards the horizon, setting 3 hours and 58 minutes after the Sun at 22:29.

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Name M23
Object type Open cluster
Other names
M23[1]
NGC 6494[3]
Cr 356[4]
Mel 184[5]
Position
Right ascension:17h57m [3]
Declination:−18°59' [3]
Constellation:Sagittarius
Magnitude:5.50 (V) [5]
6.03 (B) [3]
Distance:628.0 parsec
2047.3 lightyrs [2]
B-V Color (mag):0.53
Derived quantities
Absolute mag (V):-3.49
Visibility from Ashburn

All times shown in Ashburn local time.

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Ashburn

Latitude:
Longitude:
Timezone:

39.04°N
77.49°W
EDT

Color scheme