Karel Teuwen - NGC4631 & NGC4656

NGC4631 & NGC4656 (the Whale and Hockey Stick)

in Canes Venatici

Instrument:	TMB152@f8 mounted on a 10Micron GM2000QCI
Detector:	SBig STL11000
Filters:	standard SBig
Exposures:	Lum : 440 min (1x1bin) and RGB 290:230:240 min (1x1bin)
Location:	Verclause (France)
Date:	07-03 and 04, 05, 06-05-2008
Comments:	added artificial lum made of the RGB to the luminance