| Numero di macchie solari |
Dimensione | Classe Magn. | Classe Macchia | Posizione | |
|---|---|---|---|---|---|
| 2012/09/04 | 1 | 60 | HAX | N24E76 | |
| 2012/09/05 | 1 | 60 | HAX | N22E64 | |
| 2012/09/06 | 1 | 60 | HSX | N22E50 | |
| 2012/09/07 | 2 | 70 | HSX | N22E39 | |
| 2012/09/08 | 2 | 70 | CAO | N23E26 | |
| 2012/09/09 | 1 | 60 | HSX | N22E12 | |
| 2012/09/10 | 1 | 60 | HSX | N23E01 | |
| 2012/09/11 | 1 | 60 | HSX | N23W12 | |
| 2012/09/12 | 3 | 40 | HSX | N23W25 | |
| 2012/09/13 | 2 | 40 | HSX | N23W39 | |
| 2012/09/14 | 1 | 50 | HSX | N23W51 | |
| 2012/09/15 | 2 | 30 | HSX | N22W65 | |
| 2012/09/16 | 1 | 10 | HRX | N23W76 | |
| 2012/09/17 | 1 | 10 | HRX | N23W89 |
| B | C |
|---|---|
| 1 | 1 |
| Inizio | Massimo | Fine | ||||
|---|---|---|---|---|---|---|
| 1 | C1.37 | 2012/09/15 | 22:53 | 22:59 | 23:05 | |
| 2 | B4.23 | 2012/09/14 | 23:24 | 23:41 | 23:51 |
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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 | 89.2 +9.9 |
| Ultimi 30 giorni | 100.3 +9.4 |