NGC6820 is a reflection nebula located 6000 light-years away and
stretching 50 light-years across. It is surrounded by Sharpless 2-86, a
faint emission nebula, which is also used as an alternative name. The
open cluster at the center is NGC6823. North is at the top.
Orion ED80 Doublet Refractor with AstroTech AT2FF
Field Flattener, Celestron CI-700 Mount
ZWO ASI1600MMC monochrome with ZWO LRGB filters
QHY5L-IIM through Orion Thin OAG, PHD guiding software
L:(60) 60 secs @ gain=139, RGB: each channel (15) 60 sec @ gain=139
Nebulosity, PhotoShop CS2
08-11-2018, Tierra del Sol, CA, below average transparency, dew; faint
nebulosity merits much more total exposure time.