[PhotonCollector (Paul)]

Geeday everyone,

Here's another image with the Baader UV/IR cut filter.

The star Xi 1 Centaurus appears as the bright white-blue star at bottom-right. The star Xi 2 Centaurus appears as the bright white-blue star on the bottom-left edge of the image. NGC 4945 is the large galaxy at centre-right, NGC 4945A appears as a faint smudge behind the bright white star at centre-bottom-left. NGC 4976 appears at the top-left corner.


Image NGC4945 20060424
Field of View 49' x 32' arc-minutes (approx.).
Telescope 12-inch f/5 newtonian telescope.
Guiding hand guided with 4.5-inch f/18 guide-scope.
Camera Canon EOS 300D - full spectrum enabled.
Exposures 8 x 5-minute exposures @ ISO-200.
Total Exposure time 40 minutes
Filter/equipment Baader 2" Multi-Purpose Coma Corrector.
Baader 2" UV/IR Cut Filter.
Processing Dark frame subtraction, bias and flat-fielded in Iris.
Photoshop for colour balance and image enhancement.
Exposure Date 2006, Apr 24.