| Numero di macchie solari |
Dimensione | Classe Magn. | Classe Macchia | Posizione | |
|---|---|---|---|---|---|
| 2013/09/27 | 3 | 20 | CRO | N19W80 | |
| 2013/09/28 | 1 | 10 | HRX | N19W77 | |
| 2013/09/29 | 5 | 30 | CAO | N19W91 | |
| 2013/09/30 | 5 | 30 | CAO | N19W0* |
| B | C |
|---|---|
| 4 | 1 |
| Inizio | Massimo | Fine | ||||
|---|---|---|---|---|---|---|
| 1 | C2.25 | 2013/09/29 | 00:39 | 01:27 | 02:03 | |
| 2 | B9.1 | 2013/09/27 | 11:28 | 11:33 | 11:37 | |
| 3 | B8.02 | 2013/09/28 | 11:56 | 12:05 | 12:12 | |
| 4 | B6.77 | 2013/09/27 | 15:02 | 15:06 | 15:09 | |
| 5 | B5.68 | 2013/09/28 | 17:40 | 17:43 | 17:45 |
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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 | 90.4 +11.1 |
| Ultimi 30 giorni | 99.3 +8.3 |