| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2003/05/23 | 1 | 180 | HAX | S32E76 | |
| 2003/05/24 | 1 | 170 | HAX | S32E62 | |
| 2003/05/25 | 1 | 170 | HSX | S33E50 | |
| 2003/05/26 | 1 | 130 | HAX | S33E37 | |
| 2003/05/27 | 1 | 120 | HAX | S32E24 | |
| 2003/05/28 | 8 | 100 | CSO | S32E11 | |
| 2003/05/29 | 6 | 120 | CSO | S32W02 | |
| 2003/05/30 | 11 | 140 | DAO | S32W15 | |
| 2003/05/31 | 6 | 60 | DAO | S32W26 | |
| 2003/06/01 | 4 | 20 | CRO | S33W38 | |
| 2003/06/02 | 2 | 10 | AXX | S33W51 | |
| 2003/06/03 | 1 | 10 | AXX | S32W63 |
| B | C | M |
|---|---|---|
| 2 | 3 | 2 |
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | M3.87 | 2003/05/29 | 19:28 | 19:37 | 19:43 | |
| 2 | M2.14 | 2003/05/29 | 02:09 | 02:18 | 02:24 | |
| 3 | C5.37 | 2003/06/01 | 00:35 | 00:51 | 01:07 | |
| 4 | C4.43 | 2003/05/25 | 17:15 | 17:54 | 18:12 | |
| 5 | C1.08 | 2003/05/25 | 22:48 | 22:54 | 23:02 | |
| 6 | B7.59 | 2003/05/30 | 00:43 | 00:47 | 00:52 | |
| 7 | B7.04 | 2003/05/24 | 14:13 | 14:17 | 14:19 |
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| Last X-flare | 2025/12/01 | X1.9 |
| Last M-flare | 2025/12/04 | M6.0 |
| Last geomagnetic storm | 2025/12/04 | Kp5 (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| November 2025 | 91.8 -22.8 |
| December 2025 | 186 +94.2 |
| Last 30 days | 106.3 +12.6 |