Takahashi TOA-130 FlatnerF7.7　Bitran BT-218ME
L12x10min. R2x5min.　G2x5min.　B4x5min.
IDAS NBN-PV(L) TYPEIV RGB filter　LRGB

NGC6992 "Veil Nebula" Supernova remnant in Cygnus
20h56m24.0s +31 43 00 Diam60'x8' Type SNR-E BC 2-5