Sunspot region AR10308
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2003/03/09 | 1 | 60 | HAX | N08E75 | |
| 2003/03/10 | 3 | 80 | CAO | N08E61 | |
| 2003/03/11 | 1 | 30 | HAX | N08E48 | |
| 2003/03/12 | 2 | 20 | HSX | N08E35 | |
| 2003/03/13 | 1 | 10 | HRX | N10E21 | |
| 2003/03/14 | 2 | 10 | BXO | N10E06 | |
| 2003/03/15 | 3 | 10 | BXO | N11W07 | |
| 2003/03/16 | 5 | 10 | CRO | N10W20 | |
| 2003/03/17 | 4 | 20 | BXO | N11W33 |
| B | C |
|---|---|
| 2 | 1 |
The top 3 solar flares from sunspot region 10308
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | C1.39 | 2003/03/10 | 15:31 | 15:53 | 16:12 | |
| 2 | B9.19 | 2003/03/08 | 14:56 | 15:03 | 15:07 | |
| 3 | B8.13 | 2003/03/07 | 19:15 | 19:18 | 19:20 |
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Space weather facts
| Last X-flare | 2025/12/08 | X1.1 |
| Last M-flare | 2025/12/21 | M1.3 |
| Last geomagnetic storm | 2025/12/22 | Kp5 (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| November 2025 | 91.8 -22.8 |
| December 2025 | 114.3 +22.5 |
| Last 30 days | 109.4 +22.7 |