AR4521-4524 In H-alpha, Big Filament

AR4521-4524 in H-alpha, Big Filament
Taken by mfborman@yahoo.com on September 3, 2026 @ Evansville, Indiana, USA

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Camera Used: Unavailable Unavailable
Exposure Time: Unavailable
Aperture: Unavailable
ISO: Unavailable
Date Taken: 2026:09:03 18:08:54

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Details:

Sky-Watcher Heliostar 100 Ha, Player One Apollo-M Max, 1.25X Barlow (full disk), 3X Barlow (close-ups).

Photographer's website:

https://mborman.org

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