M106 is at a distance of about 22 to 25 million light-years away from Earth Messier 106 (also known as NGC 4258) is a spiral galaxy about in the constellation Canes Venatici. It was discovered by Pierre Mechain in 1781.It is also a Seyfert II galaxy, which means that due to x-rays and unusual emission lines detected, it is suspected that part of the galaxy is falling into a supermassive black hole in the center.[7] NGC 4217 is a possible companion galaxy of Messier 106.[6] M106-NGC4248 και για την ιστορία: PGC39615 mag:15,8 PGC2291799 mag:18.2 PGC2832111 mag:30,0 (?????) και μάλλον υπάρχουν και άλλα... W.O FLT110 4”flattener W.O TMB Sbig ST10XME – sfw9 with Baader LRGB set W.O ZenithStar 80II ED Meade DSI I color EQ6Pro Total Exposure 5h20min L:140min R:50 G:55 B:70 CcdSoft, CcdStack, MaximDL, PS2 28-2-2009 Kallithea Athens Hellas http://arasteo.blogspot.com/