Focal Pointe Observatory
Astrophotography by Bob Franke

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Hα Filtered Wide Field View Of The Bubble Nebula

 

Click the image for a 4.67 arcsec/pixel (3/4 size) display (2700 x 1900)

Instrument

Takahashi FSQ-106ED @ f/5.0 (530 mm F.L.)  Captured at 3.5 arcsec/pixel.  Shown resampled to 16.8 arcsec/pixel.

Mount

Paramount ME

Camera

SBIG STL-11000 w/ internal filter wheel, AstroDon 6nm Filters

Acquisition Data

9/15/2008 to 9/28/2008 Chino Valley... with CCDAutoPilot3

Exposure

Hα    540 min.  (18 x 30 min. bin 1x1)

Software

CCDSoft, CCDStack, Photoshop CS w/ the Fits Liberator plugin and Noel Carboni's actions.

CCDStack to calibrate, register, normalize, data reject & combine.

PhotoShop for non-linear stretching and the color combine.

Comment

North is to the right.