Sunspot region AR11310
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2011/10/04 | 3 | 10 | BXO | S33E16 | |
| 2011/10/05 | 8 | 45 | DAO | S32E02 | |
| 2011/10/06 | 6 | 25 | DRO | S32W10 | |
| 2011/10/07 | 4 | 30 | CRO | S33W23 | |
| 2011/10/08 | 1 | 10 | HRX | S34W38 | |
| 2011/10/09 | 1 | 10 | AXX | S34W51 | |
| 2011/10/10 | 1 | 10 | AXX | S33W66 |
Latest news
Monday, 19 January 2026
CME impact! S4 solar radiation storm
Sunday, 18 January 2026
X1.9 solar flare with earth-directed CME
Wednesday, 31 December 2025
Happy New Year! Celebrate with an M7.1 solar flare!
Latest forum messages
Incoming & Unnumbered Active Regions 136Broad-spectrum aurora pillars 37Forum alert bar hidden at the bottom 1CH 17 12AR 4357 1
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Space weather facts
| Last X-flare | 2026/01/18 | X1.9 |
| Last M-flare | 2026/01/21 | M3.4 |
| 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 |
| January 2026 | 119.2 -4.8 |
| Last 30 days | 119.5 +1.5 |