Sunspot region AR10304
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2003/03/08 | 12 | 40 | DSO | S13W16 | |
| 2003/03/09 | 11 | 50 | DAO | S13W29 | |
| 2003/03/10 | 19 | 70 | DAO | S11W43 | |
| 2003/03/11 | 13 | 60 | DAO | S11W56 | |
| 2003/03/12 | 9 | 50 | DSO | S11W69 | |
| 2003/03/13 | 6 | 20 | HSX | S13W86 |
| B | C |
|---|---|
| 2 | 6 |
The top 8 solar flares from sunspot region 10304
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | C6.37 | 2003/03/09 | 06:41 | 06:47 | 06:50 | |
| 2 | C3.73 | 2003/03/09 | 00:02 | 00:07 | 00:10 | |
| 3 | C2.37 | 2003/03/09 | 15:10 | 15:20 | 15:28 | |
| 4 | C1.77 | 2003/03/09 | 20:53 | 21:01 | 21:03 | |
| 5 | C1.73 | 2003/03/11 | 12:21 | 12:30 | 12:38 | |
| 6 | C1.04 | 2003/03/08 | 23:18 | 23:23 | 23:27 | |
| 7 | B7.71 | 2003/03/11 | 16:19 | 16:22 | 16:28 | |
| 8 | B7.04 | 2003/03/11 | 00:08 | 00:12 | 00:22 |
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Space weather facts
| Last X-flare | 2025/12/08 | X1.1 |
| Last M-flare | 2025/12/31 | M7.11 |
| Last geomagnetic storm | 2026/01/02 | Kp5 (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| December 2025 | 124 +32.2 |
| January 2026 | 126.7 +2.7 |
| Last 30 days | 110.1 +4.8 |