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M39 - Open Cluster

(Click on the image below for half resolution, full frame version.)
M39 Open Cluster

M39 - Open Cluster

Image Details

Target: M39, NGC 7092
Coordinates (Center of Image): RA 21h 32m 12s ; Dec +48 26m 36s
Date: 3-4 December 2010
Constellation: Cygnus
Imaging Location: Chiefland, FL
Camera: SBIG ST-8300M & FW5-8300 Color Filter Wheel
Filters: Baader LRGB
Telescope: Takahashi TSA-102S 4" APO Triplet f/6.04 (FL = 616mm)
Mount: Takahashi EM-200 Temma II GEM (12 VDC)
Image Scale: 1.81 arcseconds per pixel
CCD Temperature: -20 C
L:R:G:B Exposure Data: 12 @ 300 sec : 6 @ 238 sec : 6 @ 300 sec : 6 @ 390 sec
Mount Control: The Sky6
Camera Control: MaxIm DL
Focus Control: FocusMax
Executive Control: Custom Script (Python)
Sub-frame Registration Software: Registar
Calibration and Combining: CCDStack
Final Processing: Photoshop

Additional Information

Wikipedia description of M39:    en.wikipedia.org/wiki/Messier_39

Description of M39 (By Rob Gendler):    robgendlerastropics.com/M39text.html