| Numero di macchie solari |
Dimensione | Classe Magn. | Classe Macchia | Posizione | |
|---|---|---|---|---|---|
| 2013/09/18 | 1 | 50 | HAX | S16E77 | |
| 2013/09/19 | 1 | 160 | HSX | S17E62 | |
| 2013/09/20 | 2 | 180 | CSO | S16E49 | |
| 2013/09/21 | 4 | 160 | CSO | S17E36 | |
| 2013/09/22 | 5 | 210 | CSO | S17E25 | |
| 2013/09/23 | 1 | 140 | HSX | S18E10 | |
| 2013/09/24 | 1 | 150 | HSX | S18W04 | |
| 2013/09/25 | 1 | 150 | HSX | S18W18 | |
| 2013/09/26 | 1 | 160 | HSX | S17W31 | |
| 2013/09/27 | 1 | 130 | HSX | S18W44 | |
| 2013/09/28 | 1 | 120 | HSX | S17W56 | |
| 2013/09/29 | 1 | 150 | HSX | S17W70 | |
| 2013/09/30 | 1 | 100 | HSX | S17W84 | |
| 2013/10/01 | 1 | 100 | HSX | S17W98 |
| B | C |
|---|---|
| 2 | 2 |
| Inizio | Massimo | Fine | ||||
|---|---|---|---|---|---|---|
| 1 | C5.61 | 2013/09/18 | 02:53 | 03:15 | 03:26 | |
| 2 | C1.57 | 2013/09/24 | 22:50 | 22:56 | 23:03 | |
| 3 | B6.81 | 2013/09/18 | 14:32 | 14:43 | 14:48 | |
| 4 | B6.32 | 2013/09/23 | 21:44 | 21:54 | 22:07 |
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| Ultimo brillamento X | 2026/04/24 | X2.5 |
| Ultimo brillamento M | 2026/05/10 | M5.7 |
| Ultima tempesta geomagnetica | 2026/05/05 | Kp5 (G1) |
| 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 | 99.5 +20.2 |
| Ultimi 30 giorni | 94.9 +1.3 |