NGC 1491 (also designated SH2-206 and LBN 704) is a bright emission nebula and HII region, located on the edge of a vast cloud region of neutral gas, about 10,700 light-years away in the Perseus arm of our Milky Way Galaxy in the constellation Perseus.

Imaging telescopes or lenses: Orion Optics UK CT8
Imaging cameras: SBIG ST-8300M
Mounts: Losmandy G11
Guiding telescopes or lenses: Orion Optics UK CT8
Guiding cameras: Starlight Xpress Lodestar guide camera
Focal reducers: Baader Planetarium RCC
Software: Maxim DL, photoshop
Filters: Baader Planetarium OIII 8.5nm, Baader Planetarium 7nm H-Alpha
Accessories: Celestron Radial Guider
Dates: Oct. 8, 2013, Oct. 11, 2013
Frames:
Baader Planetarium 7nm H-Alpha: 38×900″ bin 1×1
Baader Planetarium OIII 8.5nm: 20×900″ bin 2×2
Integration: 14.5 hours

Author: Jacek Bobowik
AstroPhotography of the day by SPONLI 28 June 2014