Sunspot region AR9931
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2002/05/02 | 8 | 30 | CAO | N15E19 | |
| 2002/05/03 | 9 | 60 | DAO | N16E06 | |
| 2002/05/04 | 13 | 120 | DSO | N16W09 | |
| 2002/05/05 | 14 | 90 | ESO | N15W23 | |
| 2002/05/06 | 10 | 70 | CAO | N16W37 | |
| 2002/05/07 | 3 | 50 | CSO | N15W51 | |
| 2002/05/08 | 1 | 30 | HSX | N15W66 | |
| 2002/05/09 | 1 | 60 | HSX | N15W79 | |
| 2002/05/10 | 1 | 60 | HAX | N15W90 |
Latest news
Sunday, 1 February 2026
Complex sunspot region 4366
Monday, 19 January 2026
CME impact! S4 solar radiation storm
Sunday, 18 January 2026
X1.9 solar flare with earth-directed CME
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Space weather facts
| Last X-flare | 2026/02/04 | X4.3 |
| Last M-flare | 2026/02/04 | M1.1 |
| Last geomagnetic storm | 2026/01/28 | Kp5+ (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| December 2025 | 124 +32.2 |
| February 2026 | 133 +9 |
| Last 30 days | 120.6 +10.9 |