| Numero di macchie solari |
Dimensione | Classe Magn. | Classe Macchia | Posizione | |
|---|---|---|---|---|---|
| 1997/06/26 | 12 | 40 | CRO | N17W18 | |
| 1997/06/27 | 13 | 40 | DAO | N17W33 | |
| 1997/06/28 | 9 | 30 | DRO | N17W47 | |
| 1997/06/29 | 4 | 10 | BXO | N17W61 | |
| 1997/06/30 | 2 | 0 | AXX | N19W70 |
| C |
|---|
| 1 |
| Inizio | Massimo | Fine | ||||
|---|---|---|---|---|---|---|
| 1 | C1.5 | 1997/06/29 | 23:41 | 23:52 | 00:05 |
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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 | 103.1 +23.8 |
| Ultimi 30 giorni | 95.2 +0.9 |