| Numero di macchie solari |
Dimensione | Classe Magn. | Classe Macchia | Posizione | |
|---|---|---|---|---|---|
| 2001/08/21 | 1 | 150 | HSX | S28E80 | |
| 2001/08/22 | 1 | 210 | HAX | S28E64 | |
| 2001/08/23 | 2 | 210 | HAX | S28E50 | |
| 2001/08/24 | 4 | 190 | HAX | S28E37 | |
| 2001/08/25 | 2 | 210 | HSX | S28E25 | |
| 2001/08/26 | 3 | 180 | HAX | S29E12 | |
| 2001/08/27 | 3 | 180 | HAX | S29W02 | |
| 2001/08/29 | 3 | 150 | HSX | S26W31 | |
| 2001/08/30 | 2 | 150 | HAX | S27W42 | |
| 2001/08/31 | 2 | 130 | HAX | S30W56 | |
| 2001/09/01 | 2 | 150 | HAX | S29W68 | |
| 2001/09/02 | 1 | 50 | HAX | S29W80 |
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| Ultimo brillamento X | 2026/04/24 | X2.5 |
| Ultimo brillamento M | 2026/05/17 | M1.4 |
| Ultima tempesta geomagnetica | 2026/05/16 | Kp6- (G2) |
| Giorni senza macchie | |
|---|---|
| Ultimi 365 giorni | 3 giorni |
| 2026 | 3 giorni (2%) |
| Ultimo giorno senza macchie | 2026/02/24 |
| Media mensile Numero di Macchie Solari | |
|---|---|
| aprile 2026 | 79.3 -6.6 |
| maggio 2026 | 92.6 +13.3 |
| Ultimi 30 giorni | 95.5 +3.7 |