Sunspot region AR8175
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 1998/03/08 | 2 | 10 | AXX | N44E56 | |
| 1998/03/09 | 1 | 40 | HAX | N45E46 | |
| 1998/03/10 | 1 | 50 | HSX | N47E33 | |
| 1998/03/11 | 1 | 30 | HSX | N47E23 | |
| 1998/03/12 | 1 | 30 | HRX | N47E12 | |
| 1998/03/13 | 1 | 20 | HRX | N47E00 | |
| 1998/03/14 | 1 | 0 | AXX | N47W13 | |
| 1998/03/15 | 1 | 10 | AXX | N48W24 | |
| 1998/03/16 | 1 | 0 | AXX | N47W37 |
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Space weather facts
| Last X-flare | 2025/01/04 | X1.85 |
| Last M-flare | 2025/02/23 | M4.9 |
| Last geomagnetic storm | 2025/02/19 | Kp5 (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| January 2025 | 137 -17.5 |
| February 2025 | 154.3 +17.3 |
| Last 30 days | 150.6 -11.5 |