AR 2643 little activity
Taken by Sylvain Weiller on March 23, 2017 @
Jerusalem, Israel
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Camera Used: Unavailable Unavailable
Exposure Time: Unavailable
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Date Taken: Unavailable
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Details:
A little activity around sunspot AR2643 ... Equipment : Star Adventurer on tripod, PST, Barlow 2x Coronado + Barlow 1.6x AC555 at end of the camera tube, ASI174MM. 60s, 16b capture with FireCapture. Settings : Gain 230, Exp 3 ms, SER. Processing 1) Astro Image 3.0 for LRD : Curve Width 0.55, iterations 21. 2) RegiStax6 for special gamma curve enhancing prominences. 3) GIMP 2.9 for colorization using Map from another (previous) image.
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