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NGC1491

Classification: Emission Nebula NGC1491 / LBN704 / Sh2-206
Constellation: Perseus (PER)
Object Location: Ra 04h 04m 24s Dec +51° 21’25° (current)
Size & Distance: 25.0 x 25 Apx 10,700 light years.

Date & Location: 10-12/13-2012 Palomar Mountain, CA.
Exposure: Hubble Palette SHO, Sll=R, Ha=G, Olll=B, 15 ea. @ 15min (bin 1x1)
Optics: Takahashi Epsilon 210 f/3 630mm / FLI-DF-2
Mount: Astro-Physics 900 GTO / ATS 10x36 pier.
Camera: SBIG-ST10XME @ -20c / Guided by TV60APO / w SBIG ST-402
Filters: Astrodon 3nm Ha, Sll, Olll
Software: MaxImDL 4.56, Photoshop CS5

Notes: Sky conditions: Poor seeing, windy, Dew, Temp low 50’s
Image Field of view is 54 x 80 arcmin.
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