| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2001/06/15 | 1 | 50 | HSX | N17E79 | |
| 2001/06/16 | 6 | 180 | CAO | N17E67 | |
| 2001/06/17 | 17 | 720 | FKI | N17E61 | |
| 2001/06/18 | 24 | 460 | FKI | N17E48 | |
| 2001/06/19 | 30 | 330 | FAI | N17E34 | |
| 2001/06/20 | 35 | 360 | FAO | N19E21 | |
| 2001/06/21 | 27 | 250 | FAO | N19E08 | |
| 2001/06/22 | 27 | 240 | FSO | N19W04 | |
| 2001/06/23 | 15 | 280 | FSI | N19W18 | |
| 2001/06/24 | 13 | 270 | FAO | N18W34 | |
| 2001/06/25 | 9 | 220 | FSO | N17W46 | |
| 2001/06/26 | 6 | 180 | CAO | N17W61 | |
| 2001/06/27 | 2 | 170 | CSO | N18W75 | |
| 2001/06/28 | 2 | 120 | CSO | N18W87 |
| C | M |
|---|---|
| 4 | 2 |
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | M2.86 | 2001/06/18 | 19:59 | 20:21 | 20:50 | |
| 2 | M1.41 | 2001/06/15 | 22:14 | 22:26 | 22:39 | |
| 3 | C4.51 | 2001/06/24 | 07:22 | 07:29 | 07:35 | |
| 4 | C3.61 | 2001/06/21 | 01:09 | 01:17 | 01:23 | |
| 5 | C3.38 | 2001/06/18 | 12:54 | 13:04 | 13:34 | |
| 6 | C2.32 | 2001/06/18 | 01:57 | 02:30 | 03:33 |
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| 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 | 114.8 +23 |
| Last 30 days | 109.3 +22.9 |