Sunspot region AR8443
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 1999/01/19 | 3 | 10 | BXO | S18E65 | |
| 1999/01/20 | 3 | 10 | BXO | S17E55 | |
| 1999/01/21 | 1 | 0 | AXX | S17E45 | |
| 1999/01/22 | 1 | 10 | HRX | S16E34 | |
| 1999/01/23 | 2 | 0 | AXX | S17E20 | |
| 1999/01/24 | 2 | 10 | CRO | S18E07 | |
| 1999/01/25 | 2 | 0 | BXO | S15W04 | |
| 1999/01/26 | 2 | 10 | BXO | S15W16 | |
| 1999/01/28 | 4 | 10 | BXO | S16W43 |
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Space weather facts
| Last X-flare | 2025/03/28 | X1.1 |
| Last M-flare | 2025/04/22 | M1.3 |
| Last geomagnetic storm | 2025/04/21 | Kp5+ (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| March 2025 | 134.2 -20.4 |
| April 2025 | 121 -13.2 |
| Last 30 days | 114 -22.8 |