Classification: |
Emission Nebula Sh2-115 & Abell 71 |
Constellation: |
Cygnus (CYG) |
Object Location: |
Ra 20h 35m 04s Dec +46° 55’49” (current) |
Size & Distance: |
Apx. 30.0 x 20.0 Apx. 7500 light years. |
|
Date & Location: |
09-03-2016 Palomar Mountain, CA. |
Exposure: |
Hubble Palette SHO 100,120,100. All subs 20min. (bin 1x1) |
Optics: |
Telescope Engineering Company APO110FL @ f/5.74, 631mm. |
Mount: |
Astro-Physics 1200 GTOCP3 / ATS 10x36 pier. |
Camera: |
FLI-ML16200 C1 @-25c / FLI CFW2-7 / Guided by SBIG ST-I / w OAG. |
Filters: |
Astrodon 50mm 3nm SII, Ha, OIII |
Software: |
MaxImDL 6.10, Photoshop CS5, CCDStack, Topaz Labs. |
|
Notes: |
Sky conditions: Good seeing, No wind, Temp Low 60’s Image Field of view is 144 x 115 arcmin. ____________________________________________
Sh2-115 is an Emission Nebula in Cygnus, it lies about three and a half degrees NW of the North American Nebula, and at a distance of about 7500 light years. Planetary Nebula Abell 71, or Sh2-116 is to the upper right . . |