AR2740 PST x2.2 extender
Taken by Sylvain Weiller on May 10, 2019 @
Jerusalem, Israel
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Camera Used: Unavailable Unavailable
Exposure Time: Unavailable
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Details:
The sunspot is quiet ... but monitored with FlareCapture !
PST with 2.2x extender (see http://sweiller.free.fr/).
1 min capture with ASI174MM in USB2 more stable on my PC, 7 FPS) using FireCapture (2.5.10 X64, Gain 123, exp 3500 ms, gamma 30). Registration AS!3(conv 45, 50% best), Wv Processing Registax6 (WSL1_0G_WVb250g100v784__LMIX_R917G691B1) including colorization.
Photographer's website:
http://sweiller.free.fr/
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