Some nice prominences from a sunny weekend:
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| Prominence 10/12/25 22:08 UTC |
animation from the day before (worse seeing):
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| Solar Prominence 30 minute animation 10/11/2025 19:37 to 19:57 UTC |
Imaging details:
Here's the lunt on a tracking mount:
Lunt 60 PT B1200 single stacked
zwo ASI 290MM
20 second captures
best 75%
animation
10/11/25
unguided solar tracking on celestron CGX
single frame
10/12/25
manual guiding with alt-azm mount
East Bluff, CA
as you can see, the "seeing" wasn't great during the animation with frames seeming to go in and out of focus.
took a stupid amount of time to process the 59 frame continuous animation.
should have put a delay between frames.
the seeing and prominence shape was better the second day, but didn't have the time for an animation
animation
Frames captured=2328
FPS (avg.)=116
Shutter=0.357ms
Gain=351 (58%)
single frame
composite of two captures:
Frames captured=2328
FPS (avg.)=116
Shutter=1.925ms
Gain=351 (58%)
Frames captured=2325
FPS (avg.)=116
Shutter=1.215ms
Gain=351 (58%)
captured in firecapture
stacked in autostakkert
combined/finished in photoshop.
maybe a little oversharpened on the single frame ;)





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