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| Catalogue and alternative designations | M
28, NGC 6626
|
| Type | Globular cluster |
| Position | 18 24 33, -22 54 11 |
| Constellation | Scorpius |
| Camera and Telescope | STXL6303 and 36.8cm RCOS Ritchey Chretien |
| Focal Ratio | F9 |
| Exposure Details | LRGB 50:55:55:40 with Astrodon series 2 filters all unbinned |
| Description | M
28 is one of the bright
globulars in Sagittarius
discovered by Messier in 1764.
With an apparent magnitude of
6.8 and diameter of 11.2
arcminutes it's quite an easy
object. It contains the first
pulsar ever discovered in a
globular cluster.
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