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IC 434
IC 434 — Horsehead Background Emission Nebula
Emission Nebula
· OrionAdvanced
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Observing: Tonight · 8:00 PM–5:00 AM
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Target information
- Object type
- Emission Nebula
- Constellation
- Orion
- Right ascension
- 5h 40m 58s
- Declination
- -2° 27′ 30″
- Magnitude
- 6.8
- Angular size
- 60′ × 10′
- Surface brightness
- 14 mag/arcmin²
- Difficulty
- Advanced
- Best months
- December, January, February
- Catalog IDs
- IC 434
About this target
The ~60 × 10 arcmin hydrogen emission region behind the Horsehead. Barnard 33 is a separate 6 × 4 arcmin dark nebula target; do not conflate their sizes or object types.
Recommended telescopes
Astro-Physics
660mm f/6.0 · 110mm aperture
Frames 49% of APS-C FOV
Recommended cameras
Example framing
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