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Veil / Pickering's Triangle 

Classification: Nebula / NGC6979
Constellation: Cygnus (CYG)
Object Location: Ra 20h 49m 07s Dec +31° 42’58° (current)
Size & Distance: Apx.120 x 60 Apx. 1470 light years.

Date & Location: 08-11-2007 Palomar Mountain, CA.
Exposure: HaGB, Ha= 4 @ 15min. (bin 1x1) GB=3ea. @ 5min (bin 2x2)
Optics: Takahashi Epsilon-180 f2.8 504mm.
Mount: Astro-Physics 900 GTO / ATS 10x36 pier
Camera: Starlight-Xpress SXV-H9 w/ SXV guider head and 2045.
Filters: Astrodon 6nm Ha, G1 GB.
Software: MaxImDL 4.11, Photoshop CS

Notes: Sky conditions: Good seeing, Light wind, Temp 67°
Image Field of view is 45 x 60 arcmin.

Pickering's Triangle (or Pickering's Triangular Wisp), brightest at the north central edge of the loop, but visible in photographs continuing toward the central area of the loop.