Sunspot region AR8321
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 1998/08/28 | 1 | 20 | HRX | N33E74 | |
| 1998/08/29 | 1 | 20 | HSX | N32E61 | |
| 1998/08/30 | 1 | 20 | HSX | N31E50 | |
| 1998/08/31 | 1 | 20 | HSX | N31E37 | |
| 1998/09/01 | 2 | 10 | AXX | N31E25 | |
| 1998/09/02 | 5 | 10 | BXO | N31E12 | |
| 1998/09/03 | 3 | 20 | BXO | N32W01 | |
| 1998/09/04 | 2 | 10 | AXX | N31W13 |
Latest news
Thursday, 16 January 2025
Coronal hole faces Earth
Saturday, 4 January 2025
Sunspot region 3947, X-class solar flares
Monday, 30 December 2024
Two earth-directed coronal mass ejections
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Space weather facts
| Last X-flare | 2025/01/04 | X1.85 |
| Last M-flare | 2025/01/22 | M1.3 |
| Last geomagnetic storm | 2025/01/04 | Kp5 (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| December 2024 | 154.5 +2 |
| January 2025 | 145.8 -8.7 |
| Last 30 days | 161.9 +43 |