The Sun, October 04, 2022

I recently received an Antlia CaK 3nm 393.3nm calcium filter for solar imaging. Now I’m fully armed with the sun. True, for a full-fledged shooting, I need to buy a couple more lighter ND filters with an internal thread, because the image with the Cak filter is noticeably darker than with the Solar Continuum filter.

The Sun, October 04, 2022, 10:02
The Sun, October 04, 2022, 10:02

Equipment:
-Coronado PST H-alpha 40 mm telescope
-Sky-Watcher AZ-GTi mount
-Deepsky IR-cut filter
-QHY5III178m camera.
Stacking of 100 frames.

The Sun, October 04, 2022, 10:10
The Sun, October 04, 2022, 10:10

Equipment:
–Levenhuk Ra R66 ED Doublet Black telescope
-Sky-Watcher AZ-GTi mount
-Lacerta Herschel prism
-Baader Solar Continuum filter
-ND3 filter
-QHY5III178m camera.
Stacking of 100 frames.

The Sun, October 04, 2022, 10:20
The Sun, October 04, 2022, 10:20

Equipment:
–Levenhuk Ra R66 ED Doublet Black telescope
-Sky-Watcher AZ-GTi mount
-Lacerta Herschel prism
-Antlia CaK 3nm 393.3nm filter
GSO polarizing filter
-QHY5III178m camera.
Stacking of 100 frames.

Collage
Collage
Finally - a combination of three images, where the red channel is H-alpha, the green channel is Continuum, the blue channel is Cak.
Finally – a combination of three images, where the red channel is H-alpha, the green channel is Continuum, the blue channel is Cak.

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