NGC 6645

Open star cluster in Sagittarius

Dreyer's description: Cl, pL, vRi, pC, st 11...15

Cross Identifications: GC 4416, h 2013, H 6. 23.


Right Ascension: 18 : 32.6 (hours : minutes)
Declination: -16 : 54 (degrees : minutes)
Apparent Magnitude: 9. p
Apparent Diameter: 10. (arc minutes)

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