SV80ST @ f/4.5
Riccardi 0.75x Reducer
Moravian G3-16200
Optolong LRGB
Mach1GTO CP4
L=16x15min
RGB=7x10min+3x15min each
Total = 9hrs 45min
Lynds Bright Nebula (LBN) 691 is a very faint galactic cirrus cloud in Ursa Major.
Processed in PixInsight.
