| Numero di macchie solari |
Dimensione | Classe Magn. | Classe Macchia | Posizione | |
|---|---|---|---|---|---|
| 2011/10/13 | 3 | 10 | DAO | N21W03 | |
| 2011/10/14 | 4 | 50 | DSO | N20W18 | |
| 2011/10/15 | 7 | 40 | CSO | N20W31 | |
| 2011/10/16 | 4 | 20 | CSO | N25W46 | |
| 2011/10/17 | 1 | 10 | AXX | N21W58 | |
| 2011/10/18 | 2 | 30 | CSO | N19W70 | |
| 2011/10/19 | 2 | 40 | CSO | N19W85 |
| C |
|---|
| 1 |
| Inizio | Massimo | Fine | ||||
|---|---|---|---|---|---|---|
| 1 | C3.31 | 2011/10/15 | 04:19 | 05:00 | 05:04 |
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| Ultimo brillamento X | 2026/04/24 | X2.5 |
| Ultimo brillamento M | 2026/05/22 | M2.3 |
| 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 | 89.2 +9.9 |
| Ultimi 30 giorni | 95.5 +2.6 |