Date: March 23. 1997
Time: (UTC) 02:15
CCD Camera: SBIG ST-7
Filter: IR stop + red, green, blue interference filters
CFW-8 filter wheel
Telescope: SCT 20cm/200cm + barlow lens 2x: focal lenght: 4m
Exp. time(sec): red: 0.11
green: 0.2
blue: 0.5
Seeing: moderate
Wind, 20 km/h
Location: Oberwichtrach, Switzerland
Lat (deg) 46.645
long(deg) 7.568 E
Image process: dark subtract, flat field, unsharp mask
Software: CCDOPS36, PRISM
Images: (from left to right): red, green, blue, rgb
Observer: Martin Mutti, mutti_m@vptt.ch