M28 (Globular cluster)
R/B-band color composite image from the Second Digitized Sky Survey (DSS2), measuring 10 arcminutes across.
From Cambridge , M28 is visible in the dawn sky, rising at 00:21 (EDT) and reaching an altitude of 22° above the southern horizon before fading from view as dawn breaks at around 04:28.
|
Name
M28
|
Object type
Globular cluster
|
Position
| Right ascension: | 18h24m [3] |
| Declination: | -24°52' [3] |
| Constellation: | Sagittarius |
| Magnitude: | 6.90 (V) [4] |
| Distance: | 5.6 kpc 18.3 klyr [1] |
Derived quantities
| Absolute mag (V): | -6.84 |
Sources