Antilhue - Chile
Antilhue - Chile
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| Designation | IC 434 (top), B33 (Horsehead Nebula), NGC 2023 (bottom left) |
| Constellation | Orion (Ori) |
| Description | The Horsehead nebula (B33) is
actually a dark interstellar cloud in our Milky Way that obscures part of
a bright red emission nebula. This is IC 434 which is excited by bright
Alnitak (Zeta Ori) just outside the field on the left (north). The blue
reflection nebula NGC 2023 shines at lower left. The field of view is approx.
26' x 39'.
Here is a higher resolution image taken with a 14.5" RC telescope. |
| Exposure | LRGB 60:54:48:60 min @ -14°C, all 1x1 |
| Camera | SBIG ST-10XE selfguided, CFW-8, Astronomik Clear IR filter and SBIG (CS) RGB Filterset |
| Optics | Astro-Physics AP155EDFS @ f/7.2 (prime focus) |
| Mount | Astro-Physics AP1200GTO |
| Software | MaxIm DL/CCD, Debloomer, Adobe Photoshop 6.0 |
| Location - Date - Time | San Esteban (Chile) - 03Jan2003 - 04:00 UTC for G+R and 04Jan2003 - 04:00 UTC for B+L. |
| Conditions | Transparency 6-7, Seeing 5-6, Temperature +13°C |
