Sunspot region AR8343
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 1998/09/20 | 2 | 10 | AXX | N42E65 | |
| 1998/09/21 | 1 | 0 | AXX | N37E47 | |
| 1998/09/22 | 6 | 10 | BXO | N38E38 | |
| 1998/09/23 | 8 | 20 | CSO | N39E25 | |
| 1998/09/24 | 8 | 10 | BXO | N38E13 | |
| 1998/09/25 | 8 | 10 | BXO | N38E00 | |
| 1998/09/26 | 7 | 20 | CRO | N39W10 | |
| 1998/09/27 | 2 | 0 | BXO | N41W21 | |
| 1998/09/29 | 2 | 10 | BXO | N37W52 |
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Space weather facts
| Last X-flare | 2025/03/28 | X1.1 |
| Last M-flare | 2025/04/01 | M2.5 |
| Last geomagnetic storm | 2025/03/27 | Kp5 (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| March 2025 | 134.2 -20.4 |
| April 2025 | 143 +8.8 |
| Last 30 days | 130.4 -16.1 |