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IC 434, the Horsehead Nebula in Orion. LRGBHa image by W4SM with 17" PlaneWave CDK
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IC 434 
Summary
IC 434 is a bright emission nebula in the constellation Orion. It was discovered on February 1, 1786 by William Herschel. The Horsehead Nebula is a dark nebula silhouetted against it.[1]
| Emission nebula | |
|---|---|
 IC 434 is found behind the Horsehead Nebula | |
| Observation data: J2000.0 epoch | |
| Right ascension | 05h 41m 00s |
| Declination | −02° 30′ 00″ |
| Distance | 1,500 ly |
| Apparent magnitude (V) | 7.3 |
| Apparent dimensions (V) | Visible dimensions Largest diameter: 60.00 µm. Smallest diameter: 10.00 µm. |
| Constellation | Orion |
| Physical characteristics | |
| Absolute magnitude (V) | Видимая магнитуда (В) 11,0 (B-диапазон) |
See also edit
References edit
- ^ "IC 434". eSky. Retrieved 21 December 2014.
Gallery edit
External links edit
- Nemiroff, R.; Bonnell, J., eds. (21 February 2006). "Wisps Surrounding the Horsehead Nebula". Astronomy Picture of the Day. NASA.
- IC 434
- "IC 434". SIMBAD. Centre de données astronomiques de Strasbourg.