VIDEO ASTRONOMY
Recent work (summer 2007)
with a digital camcorder
Telescope |
LX200
12" (except otherwised mentionned) |
Optical complement |
Celestron 35mm (afocal mode) + eventually Televue barlows |
Adaptators and rings |
Cylindrical tube adapteur with male
43mm thread at one end (specially made by Laurent Marechal, Belgium,
to accomodate large eyepieces) |
Camcorder |
Sony DCR-PC
110 mini DV (firewire and Video, In & Out), different zoom values 25 fps. NightShot and sometimes Super NightShot for dark objects (or sun H Alpha) |
Digitalisation |
XP- Windows Movie
Maker - as most uncompressed AVI (about 15Go / hour) (or UFO capture 2) |
Selection, cutting,
cropping, saving to Registax readable AVI |
VirtualDub |
Addition, registration
of images, wavelet filter |
Registax4 |
Finalisation |
Irfanview, PSP, Astrosnap Pro |
Latest images !
M13 (super night shot)
M57 (super night shot)
First images !
Venus 20070904-0846 UT |
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Mars 20070904-05xx UT Left : at main focal plane |
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Clavius 20070904-05xxUT |
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Jupiter 20070904-210544UT |
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Sun (H-Alpha) with the Coronado PST | ![]() |
Collimation of the telescope with a star test and Astrosnap Pro (superimposed red figure) to examine in details the correction to be done ... |
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Collimation (closer and closer to focus) | ![]() ![]() |
Much older video-astronomy stuff