| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2000/12/18 | 1 | 10 | HSX | N16W63 | |
| 2000/12/19 | 1 | 10 | AXX | N16W76 | |
| 2000/12/20 | 1 | 0 | AXX | N16W89 |
| C |
|---|
| 2 |
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | C4.6 | 2000/12/18 | 01:15 | 01:24 | 01:30 | |
| 2 | C4.16 | 2000/12/18 | 18:07 | 18:10 | 18:15 |
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| Last X-flare | 2026/03/30 | X1.5 |
| Last M-flare | 2026/04/09 | M1.0 |
| Last geomagnetic storm | 2026/04/03 | Kp7- (G3) |
| 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 | 92 +6.1 |
| Last 30 days | 93.7 +33.5 |