| Numero di macchie solari |
Dimensione | Classe Magn. | Classe Macchia | Posizione | |
|---|---|---|---|---|---|
| 2017/05/17 | 1 | 30 | HRX | N12E62 | |
| 2017/05/18 | 3 | 30 | CSO | N11E50 | |
| 2017/05/19 | 1 | 20 | HAX | N12E36 | |
| 2017/05/20 | 1 | 20 | HAX | N12E22 | |
| 2017/05/21 | 1 | 20 | HAX | N11E08 | |
| 2017/05/22 | 1 | 20 | HAX | N11W06 | |
| 2017/05/23 | 1 | 10 | AXX | N11W16 | |
| 2017/05/24 | 1 | 10 | AXX | N11W28 |
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| Ultimo brillamento X | 2025/12/08 | X1.1 |
| Ultimo brillamento M | 2025/12/31 | M7.11 |
| Ultima tempesta geomagnetica | 2026/01/02 | Kp5 (G1) |
| Giorni senza macchie | |
|---|---|
| Ultimo giorno senza macchie | 2022/06/08 |
| Media mensile Numero di Macchie Solari | |
|---|---|
| dicembre 2025 | 124 +32.2 |
| gennaio 2026 | 112.1 -11.9 |
| Ultimi 30 giorni | 105.6 -3.7 |