NGC 7317 Stephan's Quintett

SQ_m.jpg (78484 Byte)

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Who ?

Problems/Comments:

SBIG ST7 E
4 x 600s,self guided, Chip-Temp -25C
Pollux 0.8m azimutal mounted telescope
3557mm (=140 inch) f/4.44
none
3-lens Wynne corrector
2.4 arc seconds
deconvolution, DDP
good transparency
Philipp Keller and Christian Fuchs

I think we had problems with local seeing here because the telescope was pointing in the direction of the controll computer. Image looks awfully blurred.