Abell cluster supplement 640 (Galaxy cluster)
R/B-band color composite image from the Second Digitized Sky Survey (DSS2), measuring 30 arcminutes across.
From Cambridge , Abell cluster supplement 640 is not readily observable since it lies so far south that it will never rise more than 16° above the horizon.
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Name
Abell cluster supplement 640
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Object type
Galaxy cluster
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Position
| Right ascension: | 10h42m [1] |
| Declination: | −30°48' [1] |
| Constellation: | Hydra |
| Magnitude: | 16.10 (R) [1] |