Open cluster · constellation Cas
NGC 457
Owl Cluster
NGC 457C 13MWSC 114
Catalogue data
- Right ascension
- 1h 19m 32.7s
- Declination
- +58° 17' 27"
- Size
- 7.8′
- Position angle
- not available
- Magnitude
- 6.4 (V)
- Surface brightness
- 19.49 mag/arcsec²(derived)
- Difficulty
- 2/5
- Suggested techniques
- RGB, OSC
- Data source
- OpenNGC
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