Galaxy · constellation Com
NGC 4817
NGC 4817PGC 83663
Catalogue data
- Right ascension
- 12h 56m 29.8s
- Declination
- +27° 56' 24"
- Size
- 41.4″ × 36.0″
- Position angle
- 120°
- Magnitude
- 15.8 (B)
- Surface brightness
- 23.81 mag/arcsec²
- Hubble type
- E
- Difficulty
- 5/5
- Suggested techniques
- LRGB, RGB, OSC
- Data source
- OpenNGC
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