Sunspot region AR9639
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2001/09/27 | 3 | 30 | DSO | N04E36 | |
| 2001/09/28 | 7 | 30 | DSO | N04E21 | |
| 2001/09/29 | 6 | 50 | DSO | N03E08 | |
| 2001/09/30 | 7 | 70 | DSO | N03W06 | |
| 2001/10/01 | 8 | 100 | CSO | N04W20 | |
| 2001/10/02 | 4 | 60 | CSO | N04W37 | |
| 2001/10/03 | 2 | 40 | HSX | N03W51 | |
| 2001/10/04 | 1 | 30 | HSX | N04W64 | |
| 2001/10/05 | 1 | 10 | AXX | N07W77 |
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 | X4.21 |
| 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 | 85 -27.6 |
| Last 30 days | 67.1 -52.7 |