Galaxy · constellation Leo
NGC 3999
NGC 3999PGC 37647
Catalogue data
- Right ascension
- 11h 57m 56.5s
- Declination
- +25° 04' 06"
- Size
- 37.8″ × 24.0″
- Position angle
- 86°
- Magnitude
- 15.8 (B)
- Surface brightness
- 23.78 mag/arcsec²
- Hubble type
- E
- Difficulty
- 5/5
- Suggested techniques
- LRGB, RGB, OSC
- Data source
- OpenNGC
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