Howard's Astronomical Adventures
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NGC 6960: Western Veil Nebula in Cygnus

The western portion of the Veil nebula, a supernova remnant. The eastern portion of the nebula is NGC 6992/5

Click image for larger photograph (1280x859, 800kb).

Photograph Information
LocationOkie-Tex Star Party, Kenton OK
TelescopeAP130 @ f6 w/field flattner
CameraCanon 350D, Hutech modified type I
ExposureStack of 18, 9 minute exposures at ISO 800
Notes40°F, 37%rh, excellent transparancy

Initial RAW conversion, registration and stacking in IRIS.
Noise reduction in PixInsight LE 1.02 Additional adjustments in Photoshop CS2

Inexpensive instant cold packs were used during the sequence of exposures and following dark frame acquisition to reduce camera temperature. This worked effectively to reduce noise but is cumbersome to use; both attaching to the camera and maintaining any temperature consistency.


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