| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2001/03/01 | 7 | 20 | CRO | S08E37 | |
| 2001/03/02 | 5 | 10 | CSO | S07E24 | |
| 2001/03/03 | 3 | 20 | CSO | S08E09 | |
| 2001/03/04 | 9 | 40 | CAO | S08W04 | |
| 2001/03/05 | 5 | 10 | CSO | S09W18 | |
| 2001/03/06 | 2 | 20 | HSX | S10W34 | |
| 2001/03/07 | 2 | 20 | HSX | S10W49 | |
| 2001/03/08 | 3 | 10 | CRO | S10W62 | |
| 2001/03/09 | 2 | 20 | HSX | S10W75 | |
| 2001/03/10 | 1 | 30 | HSX | S12W90 |
| C |
|---|
| 2 |
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | C6.63 | 2001/03/07 | 00:09 | 00:16 | 00:24 | |
| 2 | C3.47 | 2001/03/09 | 04:33 | 04:37 | 04:39 |
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| Last X-flare | 2026/02/01 | X1.0 |
| Last M-flare | 2026/02/01 | M1.9 |
| Last geomagnetic storm | 2026/01/28 | Kp5+ (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| December 2025 | 124 +32.2 |
| Last 30 days | 119.2 +2.7 |