Sunspot region AR11571
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2012/09/13 | 1 | 110 | CSO | S12E57 | |
| 2012/09/14 | 3 | 130 | CSO | S13E46 | |
| 2012/09/15 | 2 | 100 | CSO | S12E33 | |
| 2012/09/16 | 3 | 100 | CSO | S13E19 | |
| 2012/09/17 | 6 | 90 | CSO | S13E06 | |
| 2012/09/18 | 3 | 60 | HSX | S13W08 | |
| 2012/09/19 | 2 | 60 | HSX | S13W21 | |
| 2012/09/20 | 1 | 30 | HSX | S14W35 | |
| 2012/09/21 | 3 | 50 | CAO | S14W46 | |
| 2012/09/22 | 3 | 10 | BXO | S13W59 |
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
Latest forum messages
Unexplained proton activity 109Feb 8-9 CMEs 26Current Farside Activity 373AR4374 14Ask your obscure/"stupid" space weather questions. 493
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Space weather facts
| Last X-flare | 2026/02/04 | X4.3 |
| Last M-flare | 2026/02/09 | M2.8 |
| Last geomagnetic storm | 2026/02/05 | Kp5+ (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| January 2026 | 112.6 -11.4 |
| February 2026 | 132.1 +19.5 |
| Last 30 days | 128.6 +27.4 |