| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2026/03/30 | 2 | 10 | BXO | N02E54 | |
| 2026/03/31 | 4 | 20 | DRO | N02E39 | |
| 2026/04/01 | 8 | 30 | DRI | N02E24 | |
| 2026/04/02 | 15 | 40 | DAI | N02E09 | |
| 2026/04/03 | 16 | 140 | EAI | N02W02 | |
| 2026/04/04 | 26 | 170 | EAI | N02W16 | |
| 2026/04/05 | 26 | 170 | EAC | N02W28 | |
| 2026/04/06 | 25 | 190 | EAI | N02W44 | |
| 2026/04/07 | 15 | 190 | EAI | N02W58 | |
| 2026/04/08 | 20 | 180 | ESI | N02W72 | |
| 2026/04/09 | 20 | 170 | ESI | N01W86 | |
| 2026/04/10 | 20 | 170 | ESI | N01W0* |
| B | C | M |
|---|---|---|
| 20 | 64 | 6 |
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | M7.55 | 2026/04/04 | 01:07 | 01:17 | 01:23 | |
| 2 | M1.7 | 2026/04/04 | 07:38 | 07:58 | 08:14 | |
| 3 | M1.3 | 2026/04/03 | 07:45 | 07:56 | 07:58 | |
| 4 | M1.3 | 2026/04/04 | 11:57 | 12:11 | 12:22 | |
| 5 | M1.0 | 2026/04/04 | 22:54 | 23:04 | 23:14 | |
| 6 | M1.0 | 2026/04/09 | 08:23 | 08:45 | 09:05 | |
| 7 | C8.1 | 2026/04/01 | 19:47 | 19:58 | 20:10 | |
| 8 | C7.9 | 2026/04/04 | 19:35 | 19:47 | 20:05 | |
| 9 | C7.0 | 2026/04/03 | 00:59 | 01:07 | 01:18 | |
| 10 | C5.8 | 2026/04/03 | 21:42 | 22:02 | 22:11 |
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| Last X-flare | 2026/03/30 | X1.5 |
| Last M-flare | 2026/04/09 | M1.0 |
| Last geomagnetic storm | 2026/04/18 | Kp6- (G2) |
| Spotless days | |
|---|---|
| Last 365 days | 3 days |
| 2026 | 3 days (3%) |
| Last spotless day | 2026/02/24 |
| Monthly mean Sunspot Number | |
|---|---|
| March 2026 | 85.9 +7.7 |
| April 2026 | 83.6 -2.3 |
| Last 30 days | 94.5 +32.8 |