Solar 2012-07-04





White light telescope: TS 102mm Individual f/11 refractor
White light filters: Baader Solar Continuum all used together with a Baader Herschel Wedge.
Recording: 3000 frames @ 30 fps captured for each AVI. 10% used for final stacking.
Hydrogen Alpha: Lunt 60mm Solartelescope + Lunt 50mm front filter for double stack.
Extra equipment: 0.5x focal reducer, 1.5x barlow, 2.5x Powermate
Camera: DMK31AU03 USB Mono
Recording: 1500 frames @ 30 fps captured for each AVI. 20% used for final stacking.


66 GB of data were recorded in 78 AVIs
There was plenty of rolling clouds that day. Thin clouds were forming all the time in front of the sun as seen from my perspective.

White ligth images were recorded after 18:00 local time which was after i had recorded the Ha images.



White light with 1.5x barlow:
Color:




Black/white:





White light with 2.5x Powermate:







Ha images:

0.5x focal reducer - HDR out of 4 images.


0.5x focal reducer.


Alternative of the above.




1.5x barlow - Mosaic of 8 images.

Link 2000 x 2000 full resolution


1.5x barlow - Mosaic of 16 images.

Link 2000 x 2000 full resolution




Image with 1.5x barlow with the exposure adjusted so the active area didn't burn out.



Images with 2.5x Powermate:










The active sunspot group with 2.5x Powermate. Lots of clouds came rolling at this time. So i recorded as soon as a wave had passed until the next one rolled in.
Color - I have adjusted the brigthness in these images so they are roughly the same.


30 minutes later.


8 minutes later.


7 minutes later. Hey, what's this. That wasn't there before. Started with a time lapse as soon as i had recorded this one.


Link 957kb GIF animation of the above 4 images.



Black/white - These images have not had their brightness adjusted. They are as recorded.








Link 569kb GIF animation of the above 4 images.




Time lapse:

Seq A - 600 frames were recorded every 30 seconds for 20 minutes. 20% were stacked from each AVI.
Registax6 was used in batch mode for stacking, wavelets and to align the finished images into an AVI.


Link 3.8mb quicktime at 850 x 600
Link 4.2mb inverted quicktime at 850 x 600