Statements (23)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
gptkb:open_cluster
|
| gptkbp:age |
~12 billion years
|
| gptkbp:alsoKnownAs |
gptkb:NGC_6626
gptkb:Messier_28 |
| gptkbp:angularSize |
11.2 arcminutes
|
| gptkbp:apparentMagnitude |
7.66
|
| gptkbp:catalogue |
gptkb:Caldwell_Catalogue
gptkb:Messier_Catalogue gptkb:NGC_Catalogue |
| gptkbp:contains |
gptkb:millisecond_pulsar
|
| gptkbp:declination |
-24° 52′ 11.4″
|
| gptkbp:discoveredBy |
gptkb:Charles_Messier
|
| gptkbp:discoveredIn |
July 27, 1764
|
| gptkbp:distanceFromEarth |
18,000 light-years
|
| gptkbp:locatedIn |
gptkb:Milky_Way
gptkb:constellation_Sagittarius |
| gptkbp:metallicity |
[Fe/H] = -1.32
|
| gptkbp:rating |
~500,000
|
| gptkbp:rightAscension |
18h 24m 32.89s
|
| gptkbp:type |
Class IV globular cluster
|
| gptkbp:bfsParent |
gptkb:PSR-A
|
| gptkbp:bfsLayer |
7
|
| https://www.w3.org/2000/01/rdf-schema#label |
globular cluster M28
|