M92 - The
Globular Cluster in Hercules
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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)
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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. |
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Last Update:
25.11.2001
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