| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2023/02/13 | 9 | 60 | DAI | N10E34 | |
| 2023/02/14 | 26 | 480 | DKI | N11E19 | |
| 2023/02/15 | 13 | 420 | DKI | N11E07 | |
| 2023/02/16 | 17 | 410 | DKI | N11W07 | |
| 2023/02/17 | 12 | 390 | EHI | N10W20 | |
| 2023/02/18 | 14 | 330 | DKO | N10W33 | |
| 2023/02/19 | 14 | 320 | DKI | N10W47 | |
| 2023/02/20 | 8 | 280 | CKO | N10W61 | |
| 2023/02/21 | 2 | 210 | HAX | N11W74 | |
| 2023/02/22 | 1 | 80 | HSX | N12W92 | |
| 2023/02/23 | 1 | 80 | HSX | N12W0* |
| C | M |
|---|---|
| 36 | 3 |
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | M1.8 | 2023/02/14 | 01:57 | 02:03 | 02:07 | |
| 2 | M1.4 | 2023/02/13 | 15:49 | 15:56 | 16:03 | |
| 3 | M1.0 | 2023/02/13 | 05:04 | 05:18 | 05:37 | |
| 4 | C9.6 | 2023/02/14 | 06:13 | 06:25 | 06:46 | |
| 5 | C9.5 | 2023/02/21 | 04:35 | 04:44 | 04:52 | |
| 6 | C7.7 | 2023/02/13 | 15:29 | 15:40 | 15:49 | |
| 7 | C7.7 | 2023/02/18 | 11:49 | 12:00 | 12:07 | |
| 8 | C7.6 | 2023/02/18 | 18:31 | 18:36 | 18:41 | |
| 9 | C7.3 | 2023/02/15 | 02:51 | 02:59 | 03:04 | |
| 10 | C7.0 | 2023/02/20 | 06:50 | 07:02 | 07:13 |
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| Last X-flare | 2026/02/04 | X4.3 |
| Last M-flare | 2026/02/13 | M1.0 |
| Last geomagnetic storm | 2026/02/05 | Kp5+ (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| January 2026 | 112.6 -11.4 |
| February 2026 | 121.7 +9.1 |
| Last 30 days | 131.5 +34.7 |