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
Saturday, 14 September 2024
X4.5 solar flare with a fast coronal mass ejection
Thursday, 12 September 2024
G3 geomagnetic storm watch due to CME passage
Monday, 12 August 2024
Severe G4 geomagnetic storm
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Space weather facts
| Last X-flare | 2024/09/14 | X4.54 |
| Last M-flare | 2024/09/14 | M3.0 |
| Last geomagnetic storm | 2024/09/17 | Kp8- (G4) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| August 2024 | 215.5 +19 |
| September 2024 | 149.4 -66.1 |
| Last 30 days | 156.7 -55.8 |