| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2001/10/10 | 1 | 150 | HAX | S14E68 | |
| 2001/10/11 | 7 | 180 | FAO | S14E55 | |
| 2001/10/12 | 9 | 190 | FAI | S15E44 | |
| 2001/10/13 | 17 | 190 | FSI | S14E29 | |
| 2001/10/14 | 16 | 190 | FSI | S15E18 | |
| 2001/10/15 | 16 | 170 | FAO | S15E04 | |
| 2001/10/16 | 21 | 160 | FAO | S15W09 | |
| 2001/10/17 | 15 | 120 | FSO | S14W24 | |
| 2001/10/18 | 12 | 150 | FAO | S15W35 | |
| 2001/10/19 | 15 | 180 | EAO | S14W48 | |
| 2001/10/20 | 18 | 230 | FAO | S14W61 | |
| 2001/10/21 | 7 | 110 | DAO | S15W73 | |
| 2001/10/22 | 1 | 50 | HAX | S15W86 |
| C | M |
|---|---|
| 12 | 5 |
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | M8.27 | 2001/10/19 | 09:35 | 09:43 | 09:55 | |
| 2 | M4.72 | 2001/10/19 | 23:14 | 23:25 | 23:33 | |
| 3 | M1.88 | 2001/10/19 | 06:35 | 06:45 | 06:53 | |
| 4 | M1.64 | 2001/10/17 | 11:16 | 11:23 | 11:28 | |
| 5 | M1.51 | 2001/10/22 | 00:22 | 00:40 | 00:48 | |
| 6 | C9.32 | 2001/10/18 | 13:46 | 13:49 | 13:52 | |
| 7 | C7.63 | 2001/10/13 | 05:19 | 05:23 | 05:26 | |
| 8 | C5.85 | 2001/10/19 | 20:58 | 21:03 | 21:08 | |
| 9 | C5.58 | 2001/10/19 | 21:36 | 22:02 | 22:09 | |
| 10 | C5.46 | 2001/10/19 | 13:36 | 13:40 | 13:44 |
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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 |