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| Classification: |
Planetary Nebula M27 / NGC6853 |
| Constellation: |
Vulpecula (VUL) |
| Object Location: |
Ra 20h 00m 16s Dec +22° 46’0 |
| Size & Distance: |
6.7x6.7 Apx 1360 light years. |
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| Date & Location: |
05-31-2014 Palomar Mountain, CA |
| Exposure: |
HaOlll, 105,105 Ha=R, Olll=B, 7 ea. all 15min. (bin 1x1) Ha and Olll combined for green layer. |
| Optics: |
Telescope Engineering Company APO180FL @ f/5.23 using an Astro-Physics TCC160 F/L 940mm |
| Mount: |
Astro-Physics 1200 GTO / ATS 10x36 Pier |
| Camera: |
FLI-ML6303E @-20c / CFW2-7 / FLI-Atlas focuser / Guided by SBIG ST-I / w OAG. |
| Filters: |
Astrodon 3nm Ha, Olll |
| Software: |
MaxImDL 6.05, Photoshop CS5 |
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| Notes: |
Sky conditions: Average seeing, calm winds, Temp 65°
Image Field of view is 45.8 x 35.6 arcmin.
This image was an Astronomy Magazine Picture Of The Day July,2014
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The Dumbbell Nebula (also known as Apple Core Nebula, Messier 27, M 27, or NGC 6853)
is a planetary nebula in the constellation Vulpecula, at a distance of about 1,360 light years.
This object was the first planetary nebula to be discovered; by Charles Messier in 1764.
At its brightness of visual magnitude 7.5 and its diameter of about 8 arcminutes, it is easily
visible in binoculars, and a popular observing target in amateur telescopes. This is not the color version.
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