| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2005/04/26 | 4 | 330 | CKO | S06E68 | |
| 2005/04/27 | 10 | 550 | DKC | S06E55 | |
| 2005/04/28 | 21 | 760 | EKC | S06E42 | |
| 2005/04/29 | 44 | 1030 | EKC | S06E29 | |
| 2005/04/30 | 21 | 890 | EKC | S06E17 | |
| 2005/05/01 | 27 | 1000 | EKC | S07E01 | |
| 2005/05/02 | 33 | 810 | EKC | S06W11 | |
| 2005/05/03 | 20 | 770 | DKC | S08W23 | |
| 2005/05/04 | 30 | 770 | DKC | S07W38 | |
| 2005/05/05 | 12 | 760 | DKC | S07W52 | |
| 2005/05/06 | 11 | 640 | EKC | S09W65 | |
| 2005/05/07 | 6 | 590 | DAC | S08W79 | |
| 2005/05/08 | 4 | 260 | DSO | S07W88 |
| B | C | M |
|---|---|---|
| 25 | 8 | 4 |
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | M2.11 | 2005/05/07 | 07:57 | 08:13 | 08:19 | |
| 2 | M1.89 | 2005/05/06 | 11:11 | 11:28 | 11:35 | |
| 3 | M1.34 | 2005/05/06 | 03:05 | 03:14 | 03:21 | |
| 4 | M1.12 | 2005/05/05 | 20:09 | 20:20 | 20:27 | |
| 5 | C7.66 | 2005/04/26 | 04:19 | 04:41 | 04:56 | |
| 6 | C4.32 | 2005/04/28 | 02:23 | 02:36 | 02:50 | |
| 7 | C2.68 | 2005/04/26 | 19:40 | 20:05 | 20:27 | |
| 8 | C2.58 | 2005/04/26 | 05:28 | 05:33 | 05:44 | |
| 9 | C2.46 | 2005/04/29 | 20:33 | 20:41 | 20:49 | |
| 10 | C1.72 | 2005/04/26 | 02:16 | 02:25 | 02:30 |
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| Last X-flare | 2025/12/08 | X1.1 |
| Last M-flare | 2025/12/09 | M1.5 |
| 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 | 160.6 +68.8 |
| Last 30 days | 108 +10.6 |