# Sun in hydrogen alpha: heart shaped sunspot AR2529

Sun in hydrogen alpha: heart shaped sunspot AR2529. Photograph of the sun by Giancarlo Erra. Prints and merchandise available.

- **Category:** Solar
- **Equipment:** Negative colours, used in solar imaging to enhance the depth of features on the chromosphere. · 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: heart shaped sunspot AR2529](https://astro.observer/images/sun-in-hydrogen-alpha-heart-shaped-sunspot-ar2529/sun-in-hydrogen-alpha-heart-shaped-sunspot-ar2529-3200.jpg?v=d44632be54)

Prints and merchandise: https://www.redbubble.com/i/photographic-print/Sunspot-heart-shaped-AR2529-by-giancarloerra/21600116/zltf

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

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