| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2013/10/03 | 1 | 70 | HAX | S06E66 | |
| 2013/10/04 | 1 | 100 | HSX | S08E54 | |
| 2013/10/05 | 4 | 100 | CAO | S07E41 | |
| 2013/10/06 | 1 | 110 | HSX | S08E28 | |
| 2013/10/07 | 1 | 110 | HSX | S08E14 | |
| 2013/10/08 | 1 | 80 | HSX | S07E01 | |
| 2013/10/09 | 1 | 90 | HSX | S08W11 | |
| 2013/10/10 | 1 | 110 | HSX | S07W24 | |
| 2013/10/11 | 1 | 100 | HSX | S08W37 | |
| 2013/10/12 | 1 | 100 | HSX | S08W51 | |
| 2013/10/13 | 1 | 80 | HSX | S08W65 | |
| 2013/10/14 | 1 | 70 | HSX | S08W78 | |
| 2013/10/15 | 1 | 30 | HSX | S07W90 | |
| 2013/10/16 | 1 | 30 | HSX | S07W0* |
| B | C |
|---|---|
| 4 | 2 |
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | C2.57 | 2013/10/03 | 19:44 | 20:23 | 20:49 | |
| 2 | C1.19 | 2013/10/06 | 00:16 | 00:51 | 01:03 | |
| 3 | B9.78 | 2013/10/09 | 20:20 | 20:27 | 20:32 | |
| 4 | B8.16 | 2013/10/02 | 10:46 | 10:52 | 11:01 | |
| 5 | B7.33 | 2013/10/05 | 04:34 | 04:41 | 04:48 | |
| 6 | B6.49 | 2013/10/04 | 20:59 | 21:10 | 21:16 |
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| Last X-flare | 2026/01/18 | X1.9 |
| Last M-flare | 2026/01/21 | M3.4 |
| 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 |
| January 2026 | 119.2 -4.8 |
| Last 30 days | 119.2 +0.9 |