Takahashi FSQ-106　Bitran BJ-42L CCD camera
　L16x10min.　R4x5min. G3x5min. B3x5min.(RGB2x2)
IDAS LRGB Type4 filter　LRGB

NGC7023(Bright Nebula in Cepheus)
21h01m37.0s +68 10 00 Dim10'x8' TypeR BC1-5 Color1-4