Sunspot region AR8437
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 1999/01/11 | 1 | 90 | HSX | N11E68 | |
| 1999/01/12 | 1 | 90 | HSX | N11E55 | |
| 1999/01/13 | 1 | 80 | HSX | N11E42 | |
| 1999/01/14 | 1 | 90 | HSX | N11E29 | |
| 1999/01/15 | 1 | 100 | HSX | N10E16 | |
| 1999/01/16 | 1 | 100 | HSX | N10E03 | |
| 1999/01/17 | 1 | 80 | HSX | N10W11 | |
| 1999/01/18 | 1 | 70 | HSX | N10W24 | |
| 1999/01/19 | 1 | 90 | HSX | N11W37 | |
| 1999/01/20 | 1 | 70 | HSX | N11W50 | |
| 1999/01/21 | 1 | 70 | HSX | N11W64 | |
| 1999/01/22 | 1 | 60 | HSX | N11W77 | |
| 1999/01/23 | 1 | 50 | HSX | N11W89 |
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
Feb 8-9 CMEs 31Do the high-resolution sunspot counts point to more complex sunspots? 65Richard Carrington 1Yes, we really went to the moon before. 7AR4366 1029
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Space weather facts
| Last X-flare | 2026/02/04 | X4.3 |
| Last M-flare | 2026/02/12 | M1.4 |
| 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 | 125.3 +12.7 |
| Last 30 days | 133.2 +36.4 |