Focal Pointe Observatory
Astrophotography by Bob Franke
Tips & Tricks
Local Weather Terrestrial
NGC 7822 Hα
Click the image for a 3/4
arcsec/pixel display (2550 x 1700)
Takahashi FSQ-106ED @
f/5.0 (530 mm F.L.) Captured at 3.5 arcsec/pixel. Shown
resampled to 15.9 arcsec/pixel.
SBIG STL-11000 w/
internal filter wheel, AstroDon Filters
to 10/1/2008 Chino Valley... with CCDAutoPilot3
min. (18 x 15 min. bin 1x1)
CCDStack, Photoshop CS w/ the Fits Liberator plugin and Noel Carboni's actions.
CCDStack to calibrate, register,
normalize, data reject & combine.
North is to the right.
NGC 7822 aka SH2-171 is an irregular emission nebula in the
constellation Cepheus. The region is mostly hydrogen, which was captured with the Hα