Wallpaper author:
Alan Santana
15 Jun 2026
Solar Prominences and Limb Detail by Alan Santana
Image taken by Mark Johnston in Willow Springs Lake Arizona on Nov 24, 2025 using the Player One Apollo-M IMX174M camera with cooler and the TEC160FL apochromat telescope with Baader ERF, Baader TZ4 telecentric, Solar Spectrum 0.3A hydrogen alpha filter double stacked with Lunt 40mm 0.7A Ha filter. Field of view on the Sun 8.7 x 5.5 arc minutes.
Dataset from which the image was processed
Solar prominences and limb detail Nov 25 2025
6 credit
- Type of target............................................................................................................................Sun
- Camera............................................................................................................................Player One Apollo-M IMX174M with cooler
- Target coordinates............................................................................................................................RA 0 Dec 0
- Hemisphere............................................................................................................................Northern
- Telescope location............................................................................................................................United States of America
- Transient event............................................................................................................................Yes
- Observed on............................................................................................................................25 Nov 2025 - 25 Nov 2025
Filter | Avg Exp (s) | Total Exposure | Subframes |
|---|---|---|---|
| Halpha | 240 | 4m | 1 |