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IC4685 / Sh2-29

Classification: Emission and Reflection / IC4685 / Sh2-29 / Sh2-31-32 / NGC6559
Constellation: Sagittarius (SGR)
Object Location: Ra 18h 10m 11s Dec -23° 58’52° (current)
Size & Distance: 40 x 40 Apx 5000 Light-years

Date & Location: 06-04-2011 Little Blair Valley, CA
Exposure: Hubble Palette SHO, Sll=R, Ha=G, Olll=B, 6ea. @ 15min. (Ha bin 1x1, Sll, Olll, bin 2x2)
Optics: Telescope Engineering Company APO160FL @ f/7.2 F/L 1152mm.
Mount: Astro-Physics 900 GTO / ATS 10x36 pier
Camera: SBIG-ST10XME / Guided by TV60APO / w SBIG RGH
Filters: Astrodon 3nm Ha, Sll, Olll
Software: MaxImDL 4.56, Photoshop CS5

Notes: Sky conditions: Average seeing, Light wind, Temp 60°
Image Field of view is 30 x 45 arcmin.