Sunspot region AR9903
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2002/04/09 | 3 | 60 | DSO | N19E74 | |
| 2002/04/10 | 4 | 50 | CAO | N19E61 | |
| 2002/04/11 | 4 | 60 | CSO | N19E47 | |
| 2002/04/12 | 5 | 40 | CSO | N19E34 | |
| 2002/04/13 | 4 | 30 | CRO | N18E19 | |
| 2002/04/15 | 1 | 0 | AXX | N15W02 | |
| 2002/04/16 | 4 | 10 | BXO | N16W13 | |
| 2002/04/17 | 2 | 10 | AXX | N17W25 |
Latest news
Monday, 1 December 2025
X1.9 solar flare, Coronal hole faces Earth
Friday, 14 November 2025
X4.0 solar flare
Tuesday, 11 November 2025
X5.1 solar flare, G4 geomagnetic storm watch
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AR4299 M8.1 CME 2025/12/06 41AR 4299 83Unspecified geomagnetic activity 41AR4294 / 4296 / 4298 336Electron event 8
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Space weather facts
| Last X-flare | 2025/12/01 | X1.9 |
| Last M-flare | 2025/12/06 | M8.1 |
| Last geomagnetic storm | 2025/12/04 | Kp5 (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| November 2025 | 91.8 -22.8 |
| December 2025 | 175.4 +83.6 |
| Last 30 days | 106.4 +12.9 |