M 101 (Spiral Galaxy)

Home : Astrophotography : DSO Images : M 101 Image 02

Target:	M 101 (NGC 5457)
Coordinates (Center - J2000):	RA 14h 03m 12s ; Dec +54d 20m 53s
Date:	29 April 2006
Constellation:	Ursa Major
Imaging Location:	Chiefland Astronomy Village, Florida
Camera:	SBIG ST-8XME & CFW-10 Color Filter Wheel
Filters:	Astrodon Series E Tru-Balance LRGB
Telescope:	Celestron 8" SCT f/10 (FL = 2100mm) Carbon Fiber Tube
Mount:	Takahashi EM-200 Temma II GEM (12 VDC)
Image Scale:	0.88 arcseconds per pixel
CCD Temperature:	-15 C
Luminance Exposures:	7 @ 600 sec. each (70 minutes total)
Red Exposures:	4 @ 600 sec. each (40 minutes total)
Green Exposures:	4 @ 600 sec. each (40 minutes total)
Blue Exposures:	4 @ 600 sec. each (40 minutes total)
Mount Control Software:	The Sky 6.0.0.50
Camera Control Software:	CCDSoft 5.00.175
Focus Control Software:	FocusMax 3.3.15
Executive Control Software:	CCD Commander 1.3.15
Collimation and Image Evaluation Software:	CCDInspector
Calibration and Stacking Software:	CCDStack
Color Combining and Final Processing Software:	Photoshop CS

Description of M 101 (By Rob Gendler):	http://www.robgendlerastropics.com/M101text.html
CCD Commander Log File (PDF Format):	m101_02_ccdcommander.pdf
CCDSoft Autoguide Report (PDF Format):	m101_02_autoguider.pdf
FocusMax Report (PDF Format):	m101_02_focusmax.pdf