Sunspot region AR10815
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2005/10/15 | 1 | 50 | HAX | N08E75 | |
| 2005/10/16 | 1 | 70 | HSX | N08E60 | |
| 2005/10/17 | 1 | 50 | HAX | N08E47 | |
| 2005/10/18 | 1 | 40 | HSX | N08E33 | |
| 2005/10/19 | 1 | 30 | HAX | N08E20 | |
| 2005/10/20 | 7 | 30 | CAO | N08E08 | |
| 2005/10/21 | 5 | 20 | CSO | N07W06 | |
| 2005/10/22 | 5 | 20 | CAO | N07W19 | |
| 2005/10/23 | 3 | 20 | CAO | N07W32 |
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 |