Sunspot region AR9437
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2001/04/22 | 1 | 50 | HSX | N08E76 | |
| 2001/04/23 | 1 | 60 | HAX | N10E61 | |
| 2001/04/24 | 1 | 60 | HAX | N09E48 | |
| 2001/04/25 | 1 | 50 | HSX | N09E34 | |
| 2001/04/26 | 7 | 50 | CAO | N08E19 | |
| 2001/04/27 | 9 | 40 | CSO | N09E07 | |
| 2001/04/28 | 5 | 30 | CAO | N09W05 | |
| 2001/04/29 | 2 | 20 | CSO | N10W19 | |
| 2001/04/30 | 2 | 10 | AXX | N10W32 | |
| 2001/05/01 | 3 | 20 | AXX | N09W45 |
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
Incoming & Unnumbered Active Regions 169Solar Transit, Artifacts, or Radiation 85Current Farside Activity 396What, no CH/HSS thread? 54Changelog/Featurelog 178
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Space weather facts
| Last X-flare | 2026/02/04 | X4.21 |
| Last M-flare | 2026/02/16 | M2.4 |
| Last geomagnetic storm | 2026/02/16 | Kp6 (G2) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| January 2026 | 112.6 -11.4 |
| February 2026 | 103.9 -8.7 |
| Last 30 days | 121.7 +18 |