NGC2903 HaLRGB Reprocessed
NGC 2903 is a spiral galaxy about 20 million light-years away in the constellation Leo. The galaxy shows an exceptional rate of star formation activity near its center, also bright in radio, infrared, ultraviolet, and x-ray bands. Just a little smaller than our own Milky Way, NGC 2903 is about 80,000 light-years across.
Full resolution:
https://www.astrobin.com/full/92jao6/0/
Setup:
C14 Edge HD Hyperstar f/1.9 Fornax52 mount Asi1600 MMPRO @-15°C Optolong filter LRGB 2″, Baader Ha High Speed f/2, UFC Baader
L:200x60sec bin1x, gain 0 @-15°C
RGB:30x60sec each, bin1x, gain 0 @-15°C
Ha:60x100sec, bin1x , unity gain @-15°C
50 dark frames
50 flat frames each filter
Image scale:1.15″/pixel
Agerola -Amalfitan Coast-Italy