Sunspot region AR11822
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2013/08/16 | 5 | 30 | DAO | S08E57 | |
| 2013/08/17 | 3 | 20 | CRO | S08E44 | |
| 2013/08/18 | 3 | 10 | BXO | S08E30 | |
| 2013/08/19 | 2 | 10 | BXO | S08E15 | |
| 2013/08/20 | 3 | 10 | BXO | S11W00 |
2013/08/16
2013/08/17
2013/08/18
2013/08/19
2013/08/20
|
2013/08/16
2013/08/17
2013/08/18
2013/08/19
2013/08/20
|
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
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Space weather facts
| Last X-flare | 2026/02/04 | X4.21 |
| Last M-flare | 2026/02/25 | M2.4 |
| Last geomagnetic storm | 2026/02/22 | Kp5+ (G1) |
| Spotless days | |
|---|---|
| Last 365 days | 3 days |
| 2026 | 3 days (5%) |
| Last spotless day | 2026/02/24 |
| Monthly mean Sunspot Number | |
|---|---|
| January 2026 | 112.6 -11.4 |
| March 2026 | 83.5 -29.1 |
| Last 30 days | 67.7 -52.1 |