TS 115/800 on EQ6, ATIK 383L+, Ha 15 x 600s and 18 x 300s, OIII 19 x 300s and SII 9 x 300s, location: Essen, 2013
AstrophotoRuhr
by Jörg-Peter Schräpler
TS 115/800 on EQ6, ATIK 383L+, Ha 15 x 600s and 18 x 300s, OIII 19 x 300s and SII 9 x 300s, location: Essen, 2013