Sun FD in H-Alpha and CaK 8th of September 2021

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arnedanielsen
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Sun FD in H-Alpha and CaK 8th of September 2021

Post by arnedanielsen »

Dear friends,

Todays FD images in H-Alpha and CaK

FD image in H-Alpha using a Coronado 60mm/BF15 w/Beloptik ITF, stopped down to 50mm, Baader 35nm H-Alpha and ASI 178mm mounted on a SkyWatcher SolarQuest.
Sun60FD_081355_Ha_20210908_ZWO ASI178MM(53096324)_lapl4_ap3613_out_Contrast_resize.jpg
Sun60FD_081355_Ha_20210908_ZWO ASI178MM(53096324)_lapl4_ap3613_out_Contrast_resize.jpg (338.82 KiB) Viewed 184 times
Sun FD in H-Alpha 8th of September 2021

Sun60FD_081355_Ha_20210908_ZWO ASI178MM(53096324)_lapl4_ap3613_out_Contrast_Colorized_resize.jpg
Sun60FD_081355_Ha_20210908_ZWO ASI178MM(53096324)_lapl4_ap3613_out_Contrast_Colorized_resize.jpg (362.32 KiB) Viewed 184 times
Sun FD in H-Alpha 8th of September 2021 - colorized



FD image in CaK using a William Optics ZenithStar 61II, stopped down to 46mm, Lunt CaK 1200 module, Coronado 2x CeMax and ASI 183mm camera mounted on a SkyWatcher SolarQuest.
SunCaK60_080340_CaK_(3934nm)_20210908_ZWO ASI183MM_lapl4_ap7272_out_Contrast_resize.jpg
SunCaK60_080340_CaK_(3934nm)_20210908_ZWO ASI183MM_lapl4_ap7272_out_Contrast_resize.jpg (215.96 KiB) Viewed 184 times
Sun FD in CaK 8th of September 2021

SunCaK60_080340_CaK_(3934nm)_20210908_ZWO ASI183MM_lapl4_ap7272_out_Contrast_Colorized_resize.jpg
SunCaK60_080340_CaK_(3934nm)_20210908_ZWO ASI183MM_lapl4_ap7272_out_Contrast_Colorized_resize.jpg (235.75 KiB) Viewed 184 times
Sun FD in CaK 8th of September 2021 - colorized



Click on links to view full size images.

Thanks and best regards,
Arne


Best regards,
Arne
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Re: Sun FD in H-Alpha and CaK 8th of September 2021

Post by EGRAY_OBSERVATORY »

Thanks vm Arne for your excellent FD's.

Filaments only the little one in the north, but those two AR's 2866 & 2868 are certainly showing much activity. If by chance they flare at the same time in the next 24-48hrs, Earth could be in for a battering of the radio-waves...

Well done
Terry


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Re: Sun FD in H-Alpha and CaK 8th of September 2021

Post by marktownley »

Great disks Arne! That Ha etalon is a winner.


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Re: Sun FD in H-Alpha and CaK 8th of September 2021

Post by arnedanielsen »

Thanks Terry and Mark!

Terry: I actually got some flaring action with from AR 2868 with the 152mm/Quark. Just have to get it processed.

Best regards,
Arne


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Arne
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