Try increasing gamma if dark sections aren't distinguished

Try increasing gamma if dark sections aren't distinguished

Sunday, November 17, 2019

mercury transit 11/11/2019

managed to catch the tail end of the mercury transit through clearing clouds and fog.  fortunately, the sun is at solar minimum, so there was nothing on the face to upstage the tiny dot. The images were shot with dedicated solar a hydrogen alpha telescope.





Animation (thru passing clouds)

A different perspective

Ha composite
Activity lower right

Image details
Ha full disk Lunt 60 PT single stacked
zwo ASI 174MM
FPS (avg.)=81
Shutter=1.978ms
Gain=50 (12%)
East Bluff, CA
11/11/2019
17:36-18:04 UTC