| Numero di macchie solari |
Dimensione | Classe Magn. | Classe Macchia | Posizione | |
|---|---|---|---|---|---|
| 2015/08/28 | 1 | 10 | AXX | S21E45 | |
| 2015/08/29 | 5 | 10 | BXO | S23E35 | |
| 2015/08/30 | 3 | 20 | CRO | S19E21 | |
| 2015/08/31 | 3 | 10 | BXO | S20E09 | |
| 2015/09/01 | 1 | 0 | AXX | S21W03 |
| B | C |
|---|---|
| 1 | 4 |
| Inizio | Massimo | Fine | ||||
|---|---|---|---|---|---|---|
| 1 | C2.5 | 2015/08/28 | 21:27 | 21:39 | 21:44 | |
| 2 | C2.02 | 2015/08/29 | 14:01 | 14:20 | 14:26 | |
| 3 | C1.41 | 2015/08/30 | 13:29 | 13:51 | 13:54 | |
| 4 | C1.4 | 2015/08/28 | 09:44 | 09:47 | 09:49 | |
| 5 | B7.45 | 2015/08/31 | 14:27 | 14:38 | 14:47 |
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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 |