Galaxy · constellation UMa
NGC 3991S
NGC 3991SPGC 37613
Catalogue data
- Right ascension
- 11h 57m 30.4s
- Declination
- +32° 20' 02"
- Size
- 1.2′ × 17.4″
- Position angle
- 31°
- Magnitude
- 13.1 (V)
- Surface brightness
- 21.36 mag/arcsec²
- Hubble type
- IB
- Difficulty
- 3/5
- Suggested techniques
- LRGB, RGB, OSC
- Data source
- OpenNGC
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