Galaxy · constellation Com
IC 3990
IC 3990MCG +05-31-071PGC 44633
Catalogue data
- Right ascension
- 12h 59m 39.1s
- Declination
- +28° 53' 44"
- Size
- 52.2″ × 17.4″
- Position angle
- 30°
- Magnitude
- 14.0 (V)
- Surface brightness
- 22.83 mag/arcsec²
- Hubble type
- Sa
- Difficulty
- 4/5
- Suggested techniques
- LRGB, RGB, OSC
- Data source
- OpenNGC
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