Viewing archive of Friday, 25 April 2025
Coronal holes
All times in UTC
Latest news
Tuesday, 15 April 2025
CME arrival, G3 storm watch
Friday, 28 March 2025
X1.1 solar flare
Monday, 24 March 2025
Coronal hole faces Earth
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Line chart of indicators on the auror video, animated graph trace 35Solar filters and telescopes 23Incoming & Unnumbered Active Regions 1871Growth of Cycle 25 857AR 14079 159
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Latest alerts
Friday, 9 May 2025
20:00 UTC - Geomagnetic activity
Active geomagnetic conditions (Kp4) Threshold Reached: 19:56 UTC
Space weather facts
| Last X-flare | 2025/03/28 | X1.1 |
| Last M-flare | 2025/04/30 | M2.03 |
| Last geomagnetic storm | 2025/05/03 | Kp5 (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| April 2025 | 140.6 +6.4 |
| May 2025 | 77.9 -62.7 |
| Last 30 days | 102.3 -35 |