75 ngc281 2x ha012_StdDevMean32.jpg by adam stuart

adam stuart | all galleries >> Galleries >> nebulae_in_hydrogen_alpha_and_oiii > 75 ngc281 2x ha012_StdDevMean32.jpg


10-29-04	Adam Stuart

75 ngc281 2x ha012_StdDevMean32.jpg

Miami, FL

NGC 281 Pac Man Nebula

Starlight Xpress HX916; 4.29 arc-sec/pix
Stellarvue SV 78-S at f/4.9, guided by SBIG STV at 833 mm EFL though LX200; 12 x 15 minutes 13 nm H-alpha, unbinned 1x1, sigma combined; aligned in AIP4WIN; bias subtracted, no darks or flats. 97% moon 47 degrees away from FOV. full exif

other sizes: small medium original auto

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