| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2002/08/28 | 2 | 10 | AXX | S19E04 | |
| 2002/08/29 | 2 | 20 | HSX | S19W09 | |
| 2002/08/30 | 5 | 40 | DSO | S19W22 | |
| 2002/08/31 | 3 | 30 | BXO | S19W35 |
| C |
|---|
| 1 |
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | C6.14 | 2002/08/30 | 10:32 | 10:53 | 11:05 |
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| Last X-flare | 2026/04/24 | X2.5 |
| Last M-flare | 2026/05/17 | M1.4 |
| Last geomagnetic storm | 2026/05/16 | Kp6- (G2) |
| Spotless days | |
|---|---|
| Last 365 days | 3 days |
| 2026 | 3 days (2%) |
| Last spotless day | 2026/02/24 |
| Monthly mean Sunspot Number | |
|---|---|
| April 2026 | 79.3 -6.6 |
| May 2026 | 91.4 +12.1 |
| Last 30 days | 98.4 +8 |