Sunspot region AR8081
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 1997/09/01 | 1 | 20 | HRX | N34E72 | |
| 1997/09/02 | 2 | 20 | HSX | N34E61 | |
| 1997/09/03 | 3 | 20 | HRX | N34E50 | |
| 1997/09/04 | 4 | 20 | AXX | N34E37 | |
| 1997/09/05 | 2 | 10 | AXX | N33E26 | |
| 1997/09/06 | 4 | 10 | BXO | N33E17 | |
| 1997/09/07 | 1 | 10 | AXX | N30E06 | |
| 1997/09/08 | 1 | 0 | AXX | N34W13 |
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Space weather facts
| Last X-flare | 2025/03/28 | X1.1 |
| Last M-flare | 2025/04/01 | M2.4 |
| Last geomagnetic storm | 2025/03/27 | Kp5 (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| February 2025 | 154.6 +17.6 |
| April 2025 | 147 -7.6 |
| Last 30 days | 128.8 -21.8 |