# Sun in hydrogen alpha: sunspot AR2529

Sun in hydrogen alpha: sunspot AR2529. Photograph of the sun by Giancarlo Erra. From the Astro Observer gallery, Norwich, Norfolk, UK.

- **Category:** Solar
- **Equipment:** Skywatcher HEQ5 – Skywatcher Esprit 100 F/5.5 Triplet Super APO (550mm) – Daystar Quark Chromosphere HA – ASI120MM
- **Published:** 2026-08-21

![Sun in hydrogen alpha: sunspot AR2529](https://astro.observer/images/sun-in-hydrogen-alpha-sunspot-ar2529/sun-in-hydrogen-alpha-sunspot-ar2529-600.jpg?v=0d43c7e548)

Copyright Giancarlo Erra, all rights reserved. Licence: https://astro.observer/licence/

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