M25 (Open cluster)
R/B-band color composite image from the Second Digitized Sky Survey (DSS2), measuring 14 arcminutes across.
Finder chart
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From Cambridge , M25 is visible in the dawn sky, rising at 00:46 (EDT) and reaching an altitude of 27° above the southern horizon before fading from view as dawn breaks at around 04:48.
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|
Name
M25
|
Object type
Open cluster
|
Position
| Right ascension: | 18h31m [3] |
| Declination: | -19°06' [3] |
| Constellation: | Sagittarius |
| Magnitude: | 4.60 (V) [5] 5.29 (B) [3] |
| Distance: | 620.0 parsec 2021.2 lightyrs [2] |
| B-V Color (mag): | 0.69 |
Derived quantities
| Absolute mag (V): | -4.36 |
Sources
Visibility from Cambridge
All times shown in Cambridge local time.