Fireworks Galaxy is located 25 million light-years from
Earth and stretches 40,000 light-years across. It's about 1/3
size of our own Milky Way Galaxy, and contains dark nebula lanes and
several supernova remnants. North
is at the top.
TS-Optics PhotoLine 130mm F7 APO Refractor with Astro-Tech
AT2FF Field-flattener, Celestron CI-700 Mount
ZWO ASI1600MMC monochrome with ZWO LRGB filters
QHY5L-IIM through Orion Thin OAG, PHD guiding software
L (70) 120 sec @ gain=139, RGB: each channel (10) 120 sec @
09-19-2020, Tierra del Sol, CA, good conditions.