Emission nebula
Sh2-4
Sh2-4
Catalogue data
- Right ascension
- 17h 19m 50.3s
- Declination
- -39° 18' 42"
- Size
- 5.0′ × 5.0′
- Position angle
- not available
- Magnitude
- not available
- Brightness class
- bright
- Surface brightness
- not available
- Difficulty
- not available
- Suggested techniques
- SHO, HOO, NARROWBAND, OSC
- Data source
- VizieR VII/20 — Sharpless (1959)
Sharpless: elliptical, filamentary, bright.
Framing with your rig
No rig configured
Sign up and enter your rig to see exactly how this object fits your field, at what rotation and how much of it you frame. Create an account.