Camp Highroad (09-03-07)
F10-8in; 210secs; 15 image Stack
ISO 1600; (dark subtract) w/autoguiding
Canon 20Da
South Riding (10-13-07)
F10-8"; 300sec Frames; 22 Image Stack
ISO 1600; (dark substract); w/eFinder Autoguiding
Canon 40D
Astronomy Comparisons
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Comparison of
The Canon 20Da & the Canon 40D
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| M27 - Dumbbell
Nebula Camp Highroad (09-03-07) F10-8in; 210secs; 15 image Stack ISO 1600; (dark subtract) w/autoguiding Canon 20Da |
M27 - Dumbbell
Nebula South Riding (10-13-07) F10-8"; 300sec Frames; 22 Image Stack ISO 1600; (dark substract); w/eFinder Autoguiding Canon 40D |
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| M27 - Dumbbell
Nebula South Riding (9-27-05) F10-10in; 180secs; 10 image Stack ISO 1600; (dark subtract) w/autoguiding Canon 20Da |
M27 - Dumbbell
Nebula South Riding (10-01-06) F10-10in; 302secs; 4 image Stack ISO 800; (dark subtract) w/autoguiding Canon 20Da |
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Comparison of
The Canon 20Da & the Canon 10D
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| Dumbbell (M27) 09-07 Left 8" LX200R Mounted on Losmandy G11 F10 - 2000mm; Canon 20Da Right FLT110 Mounted on Losmandy G11 F7 - 770mm; Canon 10D
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Comparison of the
WO FLT 110 with Field Flattener
vs.
WO FLT 110 without Field Flattener
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| WO FLT 110
(Full Frame) w/Field Flattener Horsehead/Flame Nebula F7-110mm; 3mins; 22 image Stack ISO 1600; (dark subtract) w/autoguiding |
WWO FLT 110
(Full Frame) without Field Flattener NGC 891 F7-110mm; 3.0mins; 18 Image Stack ISO 1600; (dark subtract) w/autoguiding |
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Comparison of
The Horsehead Nebula Imaged
With and Without a SkyGlow Filter
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Horsehead Nebula South Riding (1-26-06) F7-80mm; 4mins;
16 image Stack |
Horsehead Nebula South Riding (1-27-06) F7-80mm; SkyGlow
Filter; 5mins;
8 image Stack |
| Comparison of
Chromatic Aberration Effect Of APO vice Non-APO Telescope |
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| Comparison of Canon 20Da With and Without Autoguiding |
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| Comparison of Canon 20Da and Canon 10D |
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