Sunspot region AR10515
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2003/11/29 | 2 | 50 | HRX | S02E68 | |
| 2003/11/30 | 7 | 80 | DSO | S02E55 | |
| 2003/12/01 | 8 | 30 | BXO | S02E42 | |
| 2003/12/02 | 9 | 50 | DSO | S02E28 | |
| 2003/12/03 | 9 | 40 | DSO | S02E13 | |
| 2003/12/04 | 6 | 40 | CRO | S03W01 | |
| 2003/12/05 | 1 | 10 | AXX | S03W16 |
Latest news
Sunday, 7 December 2025
M8.1 solar flare with earth-directed CME
Monday, 1 December 2025
X1.9 solar flare, Coronal hole faces Earth
Friday, 14 November 2025
X4.0 solar flare
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Incoming & Unnumbered Active Regions 73AR14317 & 14318 31AR 14323 2AR4294 / 4296 / 4298 456Can space weather be reliably correlated with local sensor stations? 15
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Space weather facts
| Last X-flare | 2025/12/08 | X1.1 |
| Last M-flare | 2025/12/21 | M1.3 |
| Last geomagnetic storm | 2025/12/22 | Kp5 (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| November 2025 | 91.8 -22.8 |
| December 2025 | 114.3 +22.5 |
| Last 30 days | 111.6 +25.7 |