Focal Pointe Observatory
Astrophotography by Bob Franke

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IC 5146 (Cocoon Nebula)

Click the image for a wide field display.

 

Instrument

Celestron C11 @ ~f/10.3 (~2900 mm fl)... reduced to 1.27 arcsec / pixel.

Mount

Paramount ME

Camera

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

Acquisition Date

10/09/07 to 10/30/07  Chino Valley... with CCDAutoPilot3

Exposure

Lum    120 min (24 X 5 min, BIN 1 x 1)
RGB    120 min.  (24 x 5 bin 2x2) each

Software

CCDSoft, Photoshop CS w/ the Fits Liberator plugin and Noel Carboni's actions, Sigma Clip (pre beta 11) and Paint Shop Pro.

Comment

North is to the top.

 

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Instrument

Celestron C11 @  F/6.1 (1705 mm)  1.087 arcsec / pixel

Mount

Losmandy G11

Camera

SBIG ST-7 with CFW-8A color wheel

Acquisition Date

8/19/05 to 9/2/05  Near downtown Seattle

Exposure

Lum   285 min  (19 x 15 min)
Red     60 min  (  6 x 10, bin 2 x 2)
Green  60 min  (  6 x 10, bin 2 x 2)
Blue    60 min  (  4 x 15, bin 2 x 2)

Software

CCDSoft, FocusMax, PhotoShop CS & Paint Shop Pro.  The DitherMat was used to dither the luminance layer

Comment

North is to the top.