| Numero di macchie solari |
Dimensione | Classe Magn. | Classe Macchia | Posizione | |
|---|---|---|---|---|---|
| 2017/04/02 | 2 | 10 | BXO | S03E72 | |
| 2017/04/03 | 3 | 20 | CRO | S03E61 | |
| 2017/04/04 | 6 | 30 | DRO | S03E50 | |
| 2017/04/05 | 8 | 30 | CRO | S03E37 | |
| 2017/04/06 | 5 | 50 | BXO | S02E22 | |
| 2017/04/07 | 4 | 20 | BXO | S03E07 | |
| 2017/04/08 | 2 | 0 | AXX | S03W04 |
| B | C |
|---|---|
| 1 | 1 |
| Inizio | Massimo | Fine | ||||
|---|---|---|---|---|---|---|
| 1 | C2.79 | 2017/04/04 | 01:28 | 01:32 | 01:36 | |
| 2 | B2.12 | 2017/04/09 | 17:21 | 17:26 | 17:30 |
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| Ultimo brillamento X | 2026/04/24 | X2.5 |
| Ultimo brillamento M | 2026/05/29 | M1.1 |
| 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 | 96.6 +17.3 |
| Ultimi 30 giorni | 96.6 +3.7 |