Sunspot region AR8191
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 1998/04/01 | 5 | 30 | CSO | S20E52 | |
| 1998/04/02 | 3 | 30 | CSO | S21E34 | |
| 1998/04/03 | 7 | 30 | CSO | S19E21 | |
| 1998/04/04 | 8 | 40 | CSO | S20E09 | |
| 1998/04/05 | 10 | 30 | BXO | S22W05 | |
| 1998/04/06 | 4 | 10 | BXO | S21W19 | |
| 1998/04/07 | 4 | 10 | BXO | S20W31 |
| C |
|---|
| 1 |
The top 1 solar flares from sunspot region 8191
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | C1.36 | 1998/04/02 | 11:02 | 11:07 | 11:11 |
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Space weather facts
| Last X-flare | 2025/03/28 | X1.1 |
| Last M-flare | 2025/04/01 | M5.6 |
| 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 |
| Last 30 days | 128.5 -22.7 |