| Número de manchas solares |
Tamaño | Clase Magn. | Clase Mancha | Ubicación | |
|---|---|---|---|---|---|
| 18/05/1999 | 1 | 10 | AXX | S21E48 | |
| 19/05/1999 | 10 | 20 | BXO | S21E35 | |
| 20/05/1999 | 8 | 20 | CRO | S19E23 | |
| 21/05/1999 | 16 | 50 | CSO | S20E08 | |
| 22/05/1999 | 14 | 100 | DAO | S20W06 | |
| 23/05/1999 | 16 | 110 | DAO | S19W19 | |
| 24/05/1999 | 11 | 70 | CAO | S20W30 | |
| 25/05/1999 | 6 | 70 | CSO | S20W47 | |
| 26/05/1999 | 3 | 50 | CSO | S20W61 | |
| 27/05/1999 | 7 | 80 | DSO | S21W71 | |
| 28/05/1999 | 7 | 60 | ESO | S21W83 |
| C |
|---|
| 1 |
| Inicio | Máximo | Fin | ||||
|---|---|---|---|---|---|---|
| 1 | C3.94 | 27/05/1999 | 14:23 | 14:40 | 15:05 |
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| Último evento clase X | 02/02/2026 | X1.6 |
| Último evento clase M | 02/02/2026 | M2.4 |
| Últimas tormentas geomagnéticas | 28/01/2026 | Kp5+ (G1) |
| Días sin manchas | |
|---|---|
| Último día sin manchas | 08/06/2022 |
| Promedio de manchas solares mensuales | |
|---|---|
| diciembre 2025 | 124 +32.2 |
| febrero 2026 | 97 -27 |
| Last 30 days | 118.3 +3.5 |