NGC 2174 (also known as Monkey Head Nebula) is an H II emission nebula located in the constellation Orion and is associated with the open star cluster NGC 2175. It is thought to be located about 6,400 light-years away from Earth. The nebula may have formed through hierarchical collapse.

Imaging telescopes or lenses: Orion 8″ f/3.9 Newtonian Astrograph
Imaging cameras: QSI 683 wsg-8
Mounts: Celestron AVX
Focal reducers: Baader MPCC
Software: PixInsight
Filters: Orion SkyGlow 2″ Imaging Filter
Dates: March 7, 2014
Frames:
Astrodon 3nm Ha: 8×600″ bin 2×2
Astrodon 3nm OIII: 8×600″ bin 2×2
Astrodon Blue Tru-Balance E-Series Gen 2: 4×240″ bin 2×2
Astrodon Green Tru-Balance E-Series Gen 2: 4×240″ bin 2×2
Astrodon Red Tru-Balance E-Series Gen 2: 4×240″ bin 2×2
Integration: 3.5 hours

Author: Charles Ward

AstroPhotography of the day by SPONLI
31 March 2014