Sunspot region AR13973
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2025/01/25 | 2 | 30 | DAO | N13W02 | |
| 2025/01/26 | 3 | 20 | CAO | N13W16 | |
| 2025/01/27 | 2 | 10 | BXO | N13W30 | |
| 2025/01/31 | 1 | 10 | AXX | N13W86 | |
| 2025/02/01 | 1 | 10 | AXX | N13W0* |
2025/01/25
2025/01/26
2025/01/27
2025/01/31
2025/02/01
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2025/01/25
2025/01/26
2025/01/27
2025/01/31
2025/02/01
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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
Latest forum messages
Coronal holes 75AR4064 182025/04/12-13 Filament CMEs 2025/04/16 G3 Watch 545Incoming & Unnumbered Active Regions 1765Line chart of indicators on the auror video, animated graph trace 23
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Space weather facts
| Last X-flare | 2025/03/28 | X1.1 |
| Last M-flare | 2025/04/18 | M4.4 |
| Last geomagnetic storm | 2025/04/16 | Kp8- (G4) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| March 2025 | 134.2 -20.4 |
| April 2025 | 120.1 -14.1 |
| Last 30 days | 116.4 -25.9 |