Sun in H-Alpha and CaK 25th of July 2021. Closeup of AR2847 and 80min timelapse

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arnedanielsen
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Sun in H-Alpha and CaK 25th of July 2021. Closeup of AR2847 and 80min timelapse

Post by arnedanielsen »

Dear friends,

Still trying to catch up...

Please find attached some images of the Sun in H-Alpha and CaK from July 25th pluss an 80 min timelapse of AR2847 and "the mustache filament".

FD image in H-Alpha using a Takahashi Sky-90II with Coronado 90mm/BF15, Coronado 2x CeMax and ASI 1600mm PRO.
Sun90FD_121628_Ha_(Coronado_90mm_BF15)_20210725_ZWO ASI1600MM Pro_lapl4_ap6022_Sharpened_Contrast_resize.jpg
Sun90FD_121628_Ha_(Coronado_90mm_BF15)_20210725_ZWO ASI1600MM Pro_lapl4_ap6022_Sharpened_Contrast_resize.jpg (337.85 KiB) Viewed 114 times
Sun FD in H-Alpha 25th of July 2021



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
SunCaK60_120709_CaK_(3934nm)_20210725_ZWO ASI183MM_lapl4_ap5499_out_Contrast_resize.jpg
SunCaK60_120709_CaK_(3934nm)_20210725_ZWO ASI183MM_lapl4_ap5499_out_Contrast_resize.jpg (227.03 KiB) Viewed 114 times
Sun FD in CaK 25th of July 2021

SunCaK60_120709_CaK_(3934nm)_20210725_ZWO ASI183MM_lapl4_ap5499_out_Contrast_Colorized_resize.jpg
SunCaK60_120709_CaK_(3934nm)_20210725_ZWO ASI183MM_lapl4_ap5499_out_Contrast_Colorized_resize.jpg (250.53 KiB) Viewed 114 times
Sun FD in CaK 25th of July 2021 - colorized




Close-up image of AR2847 and "the mustache filament" in H-Alpha using an Explore Scientific AR152, Baader 2" 35nm H-Alpha (as ERF), Daystar Quark H-Alpha Chromosphere and ASI ZWO 174mm camera.
Sun_085300_Ha_(DayStar_Quark_-_Chromosphere)_20210725_ZWO ASI174MM_lapl4_ap6426_out_Contrast_resize.jpg
Sun_085300_Ha_(DayStar_Quark_-_Chromosphere)_20210725_ZWO ASI174MM_lapl4_ap6426_out_Contrast_resize.jpg (331.28 KiB) Viewed 114 times
Sun in H-Alpha 25th of July 2021 - AR2847 and "mustache filament"


80 min timelapse of AR2847 and "the mustache filament" using the same equipment as above.
Image



As usual click on links to view full size images.

Thanks for looking,
Arne


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Re: Sun in H-Alpha and CaK 25th of July 2021. Closeup of AR2847 and 80min timelapse

Post by EGRAY_OBSERVATORY »

The close-up of the squigally filament is excellent Arne.

Thanks for sharing
Terry


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Re: Sun in H-Alpha and CaK 25th of July 2021. Closeup of AR2847 and 80min timelapse

Post by rigel123 »

Great animation, wonderful details and love the sinuous movement in that large filament! Great job!


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Re: Sun in H-Alpha and CaK 25th of July 2021. Closeup of AR2847 and 80min timelapse

Post by marktownley »

These are great images Arne, love the closeup!


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