| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2026/06/01 | 6 | 30 | CRO | S04E20 | |
| 2026/06/02 | 7 | 50 | DSI | S04E05 | |
| 2026/06/03 | 12 | 100 | DAI | S04W09 | |
| 2026/06/04 | 14 | 130 | DAI | S05W21 | |
| 2026/06/05 | 17 | 220 | DAI | S04W37 | |
| 2026/06/06 | 8 | 250 | DHI | S05W49 | |
| 2026/06/07 | 5 | 230 | DSO | S06W62 |
| C |
|---|
| 1 |
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | C1.8 | 2026/06/04 | 01:54 | 02:00 | 02:05 |
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| Last X-flare | 2026/06/03 | X1.0 |
| Last M-flare | 2026/06/06 | M1.8 |
| Last geomagnetic storm | 2026/06/05 | Kp6+ (G2) |
| Spotless days | |
|---|---|
| Last 365 days | 3 days |
| 2026 | 3 days (2%) |
| Last spotless day | 2026/02/24 |
| Monthly mean Sunspot Number | |
|---|---|
| May 2026 | 101.4 +22.1 |
| June 2026 | 140.7 +39.3 |
| Last 30 days | 104.6 +13.7 |