The Dark Tower.
This cometary globule
nestled among millions of stars, in the constellation of Scorpius, is a dark
interstellar cloud in the process of being blown away by stellar radiation from
the nearby OB1 Group of Stars in Scorpius (not pictured).
| Image | The Dark Tower 20060601 |
| Telescope | 12-inch f/5 newtonian telescope on GEM. |
| Guiding | Manually guided with 4.5-inch f/18 guidescope. |
| Camera |
Canon EOS 300D Digital - Hα enabled. |
| Exposures | 19 x 3-minute exposures @ ISO 400. |
| Total Exposure time | 57 minutes. |
| Filter/equipment |
Baader 2" Multi-Purpose Coma Corrector
(MPCC). Baader 2" UV/IR Cut Filter. |
| Processing | Dark
frame subtraction, bias and flat-fielded in IP, processed in Photoshop. |
| Exposure Date | 2006, June 1. |
(C) Copyright 2006 Paul Mayo.
paulm@skylab.com.au