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M27
Dumbbell Nebula
M27,  Dumbbell Nebula.

Date:  June 30, 2005

Camera: SBIG STL6303E
Filters:  AstroDon L,R,G,B (STL internal filter wheel)
Camera control software:  CCDSoft
Focal reducer:  None
Guiding/adaptive optics:  internal auto-guider
Camera temperature:  -10C
Image Acquisition Software:  CCDAutopilot2 was used for certain aspects

Telescope:  RCOS 16 Carbon Tube, Aries optics, F9
Telescope control software:  RCOS TCC, TheSky6
Mount:  Paramount ME (MKS 4000)

Subexposures:
Luminance:  15 x 4 minute, binned 1x1
RGB:  10 x 2 minute, binned 2x2

Conditions: high humidity.
Processing: CDSoft, CCDSharp (Luminance only),  MiraAP, MaximDL,
Registar, Sigma, Photoshop CS2.
M27,  Dumbbell Nebula.

Date:  November 8, 2010

Camera: SBIG STL6303E
Filters:  AstroDon Ha
Camera control software:  CCDSoft
Guiding/adaptive optics: AO-L
Camera temperature:  -10C
ITelescope:  RCOS 16 Carbon Tube, Aries optics, F9
Telescope control software:  RCOS TCC, TheSky6
Mount:  Paramount ME (MKS 4000)

Subexposures:
Ha:  6 x 10 minutes, unbinned.
Processing: CCDStack;  Photoshop CS5.