Galaxy · constellation Com
IC 4139
IC 4139PGC 3090109
Catalogue data
- Right ascension
- 13h 04m 04.1s
- Declination
- +19° 17' 42"
- Size
- 38.4″ × 31.2″
- Position angle
- 60°
- Magnitude
- 15.4 (V)
- Surface brightness
- 24.43 mag/arcsec²
- Hubble type
- E
- Difficulty
- 5/5
- Suggested techniques
- LRGB, RGB, OSC
- Data source
- OpenNGC
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