M92 - The
Globular Cluster in Hercules
Click the
image to see the full size picture (1.57"/pixel). |
M92
- The Globular Cluster in Hercules, 23.11.2001 (17:17
UT)
Resolution: 3.14 arcsec/pixel
Camera: Vesta 675SC + 0.6FR
Telescope: 8" F6 Orion Europa Newtonian
Result focal ratio: F3.6
Exposure: 32x7s (gain 75%), 40xDF
Seeing: lim.magnitude for naked eye 4.0, wind (blinking
stars)
Temperature: 1°C1, Stacked with K3CCDTools in X2 mode,
2, Resized + gamma factor (Corel PhotoPaint),
3, Color balance (MaximDL Demo)
|
Click the
image to see the full size picture (1.57"/pixel). |
Another processing result from
the same source:
1, Stacked with K3CCDTools
in X2 mode,
2, Histogram + gamma factor (K3CCDTools)
3, Resized (Corel PhotoPaint),
4, Color balance (MaximDL Demo)
The main different is, that gamma factor was
applied in K3CCDTools. The stars are better
discernable. |
Back to Messier
Catalog
Computer generated images,
real images, drawings and texts are property of the
author and may not be reproduced or used without
permission of author.
Last Update:
25.11.2001
|