Stephan's Quintet is a small but interesting group of five (or six) galaxies in the constellation Pegasus,  in the same field as the well known NGC 7331. galaxy..

Optics:       NoName Newton 192/800
                   +GPU c.c.
Camera:    Atik 428EX
Filters:        LRGB Baader
Mount:      SW AZEQ-5
Guider:       Lacerta MGEN
Exposure:  42x5 min. (L)
                       12x5 min. (R, G, B each), bin 2x2
Software:  PixInsight, Photoshop
8. and  28.9. 2016

Stephan´s quintet, detail (O.8 arcsec/px) :

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