| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2022/01/15 | 8 | 20 | CRO | N32E60 | |
| 2022/01/16 | 4 | 10 | BXO | N30E49 | |
| 2022/01/17 | 2 | 10 | AXX | N34E33 | |
| 2022/01/18 | 1 | 10 | AXX | N33E19 |
| B | C |
|---|---|
| 4 | 4 |
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | C2.5 | 2022/01/14 | 19:25 | 19:39 | 19:46 | |
| 2 | C1.6 | 2022/01/15 | 23:22 | 23:32 | 23:42 | |
| 3 | C1.3 | 2022/01/15 | 06:50 | 07:07 | 07:20 | |
| 4 | C1.1 | 2022/01/15 | 22:52 | 23:04 | 23:10 | |
| 5 | B9.1 | 2022/01/15 | 22:33 | 22:42 | 22:52 | |
| 6 | B6.6 | 2022/01/15 | 22:19 | 22:29 | 22:33 | |
| 7 | B6.4 | 2022/01/15 | 13:44 | 13:52 | 14:03 | |
| 8 | B6.2 | 2022/01/15 | 01:33 | 01:42 | 01:46 |
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| Last X-flare | 2026/01/18 | X1.9 |
| Last M-flare | 2026/02/01 | M6.7 |
| 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 |