Sunspot region AR8364
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 1998/10/18 | 4 | 10 | BXO | N18E24 | |
| 1998/10/19 | 5 | 30 | CRO | N19E13 | |
| 1998/10/20 | 4 | 10 | BXO | N19W02 | |
| 1998/10/21 | 3 | 0 | BXO | N19W16 | |
| 1998/10/22 | 4 | 10 | BXO | N18W27 |
Latest news
Monday, 19 January 2026
CME impact! S4 solar radiation storm
Sunday, 18 January 2026
X1.9 solar flare with earth-directed CME
Wednesday, 31 December 2025
Happy New Year! Celebrate with an M7.1 solar flare!
Latest forum messages
AR4366 36Incoming & Unnumbered Active Regions 139X1.9 CME 1342Broad-spectrum aurora pillars 47CH 17 14
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Space weather facts
| Last X-flare | 2026/01/18 | X1.9 |
| Last M-flare | 2026/01/21 | M3.4 |
| Last geomagnetic storm | 2026/01/28 | Kp5+ (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| December 2025 | 124 +32.2 |
| Last 30 days | 118.9 +2.4 |