Globular Star
Cluster "Omega Centauri"
NGC 5139
|
Image Details |
20060407 |
|
Image Field of View |
?? arc-minutes wide (approx.). |
|
Telescope |
12-inch f/5 newtonian telescope. |
|
Guiding |
hand guided with 4.5-inch guidescope. |
|
Camera |
Canon EOS 300D Digital - Hα/IR enabled. |
|
Exposures |
9 x 30
second
exposures @ ISO 800. dark frame subtracted, flat-field and bias adjusted. |
|
Total Exposure time |
270-seconds. |
|
Filter/Equipment |
Used Baader Multi-purpose Coma Corrector. |
|
Sky Conditions |
Too windy. Seeing: 8/10. Wind:
5/10.
Moisture: 1/10. First quarter Moon in sky |
|
Ambient Temperature |
°C |
|
Processing |
Iris, Photoshop. |
(C) Copyright 2006 Paul Mayo.
paulm@skylab.com.au