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NGC 6820 and NGC 6823

Started by jthommes, 08/23/2010 12:41AM
Posted 08/23/2010 12:41AM Opening Post
This is a HaLRGB image of the cluster NGC 6823 and the emission nebula NGC 6820. The conditions were pretty good for me all data captured in one evening. Image is at (click image or link for larger size) :

http://www.jthommes.com/Astro/NGC6823.htm

Scope: Explore Scientific MN152 (David Levy) Mak-Newt at f/4.8
Camera: ST8300M (Astronomik HaLRGB 1-1/4 inch filters)
Mount: G11/Gemini
Guiding: Megrez II 80 mm at FL 555 mm, DSI Pro, PhD Guiding

Jim Thommes

Mak-Newt 152 mm
C8
Megrez II APO
Zenithstar 66 mm APO
G11/Gemini
ST8300M
Artemis285 Camera
Canon 350D DSLR

http://jthommes.com/Astro/
Posted 08/23/2010 01:22AM #1
Very nice Jim. That new OTA seems to have a nice balance between field size and resolution. Do you get much vignetting with the 1.25" filters?

Peter
Posted 08/26/2010 03:09AM #2
Looks good. And I still like the links to previous images.

Fort Lewis Observatory: (37.238, -108.052) ~2360m (7744 ft.) elevation.
Darkness - typically 6.5+
Scope - Meade 16" LX200; f6.3 focal reducer
Focus - JMI Smart focus
Camera - SBIG ST-10XE; (~.5"/pixel)
Guiding - AO-8 and/or Meade 5"/DSI/PHD
http://www.fortlewis.edu/observatory