Melotte 186
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Melotte 186 (also known as Collinder 359) is a large, loosely bound open cluster located in the constellation Ophiuchus. It has an apparent magnitude of 3.0[1] and an approximate size of 240 arc-minutes.
Quick Facts Observation data (J2000.0 epoch), Right ascension ...
Melotte 186 | |
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Observation data (J2000.0 epoch) | |
Right ascension | 18h 01m 06.0s[1] |
Declination | +02° 54′ 00″[1] |
Distance | 652 ly (200 pc) |
Apparent magnitude (V) | 3.0 |
Apparent dimensions (V) | 240' |
Physical characteristics | |
Estimated age | 100 million years [2] |
Other designations | Mel 186, Cr 359 |
Associations | |
Constellation | Ophiuchus |
See also: Open cluster, List of open clusters |
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