Collinder 331 (Open cluster)
R/B-band color composite image from the Second Digitized Sky Survey (DSS2), measuring 30 arcminutes across.
From South El Monte , Collinder 331 is not observable – it will reach its highest point in the sky during daytime and is no higher than 7° above the horizon at dusk.
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Name
Collinder 331
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Object type
Open cluster
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Position
| Right ascension: | 17h28m [1] |
| Declination: | −29°29' [1] |
| Constellation: | Ophiuchus |
| Magnitude: | 9.50 (P) [1] |