| Classification: |
Reflection Nebula NGC6726-27 / IC4812 / NGC6723 / C68 |
| Constellation: |
Corona Austrina (CRA) / Sagittarius (SGR) |
| Object Location: |
Ra 19h 02m 54s Dec -36° 50’58” (current) |
| Size & Distance: |
80 x 80 Apx 400-500 light years. |
|
| Date & Location: |
08-14-2010 Palomar Mountain, CA. |
| Exposure: |
LRGB, L=8 @ 10min. (bin 1x1) RGB=3 ea. @ 5min. (bin 2x2) |
| Optics: |
Takahashi Epsilon 210 f/3 630mm / FLI-PDF |
| Mount: |
Astro-Physics 900 GTO / ATS 10x36 pier. |
| Camera: |
SBIG-ST10XME @ -10c / Internal guiding |
| Filters: |
Astrodon G2 LRGB |
| Software: |
MaxImDL 4.56, Photoshop CS |
|
| Notes: |
Sky conditions: Above average seeing, calm wind, Temp 64°
Image Field of view is 54 x 75 arcmin.
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NGC6726/27 are the two reflection nebulas and lie in Corona Austrina.
Be 157 (DN) Bernies 157 is the boomerang shaped dark nebula.
Globular cluster NGC6723 is in Sagittarius. This appears to be adjacent to the nebulas, but in reality it’s more then 30,000 light years away.
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