Copy of m27054_StdDevMean32.jpg by adam stuart

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8-9-07	Adam Stuart

Copy of m27054_StdDevMean32.jpg

Miami, FL

Dumbbell Nebula M27
LX200 polar aligned by Iteration method and Drift Aligned x 5 minutes, 9 mm reticle.

SXV-H9,2.75 arc-sec/pixel
Stellarvue Nighthawk at f/6, piggybacked on unguided LX200. Astronomik 13 nm H-alpha filter, 65 x 60 seconds, unbinned 1x1.
Sigma combined in Ray Gralak's pre-beta-11. full exif

other sizes: small medium large original auto

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