Galaxy · constellation Vir
NGC 4139
NGC 4139IC 2989MCG +00-31-030PGC 38213
Catalogue data
- Right ascension
- 12h 04m 34.0s
- Declination
- +1° 48' 06"
- Size
- 1.2′ × 28.8″
- Position angle
- 159°
- Magnitude
- 14.7 (B)
- Surface brightness
- 23.87 mag/arcsec²
- Hubble type
- S0
- Difficulty
- 4/5
- Suggested techniques
- LRGB, RGB, OSC
- Data source
- OpenNGC
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