| Numero di macchie solari |
Dimensione | Classe Magn. | Classe Macchia | Posizione | |
|---|---|---|---|---|---|
| 1997/08/12 | 1 | 90 | HSX | N14E74 | |
| 1997/08/13 | 1 | 70 | HSX | N15E61 | |
| 1997/08/14 | 1 | 60 | HSX | N14E49 | |
| 1997/08/15 | 1 | 60 | HSX | N14E36 | |
| 1997/08/16 | 1 | 70 | HSX | N15E23 | |
| 1997/08/17 | 1 | 70 | HSX | N15E08 | |
| 1997/08/18 | 1 | 60 | HSX | N15W04 | |
| 1997/08/19 | 1 | 60 | HSX | N14W17 | |
| 1997/08/20 | 1 | 60 | HSX | N14W31 | |
| 1997/08/21 | 1 | 50 | HSX | N14W44 | |
| 1997/08/22 | 1 | 60 | HSX | N13W60 | |
| 1997/08/23 | 1 | 70 | HSX | N14W71 | |
| 1997/08/24 | 1 | 20 | AXX | N13W85 |
| B |
|---|
| 1 |
| Inizio | Massimo | Fine | ||||
|---|---|---|---|---|---|---|
| 1 | B2.94 | 1997/08/12 | 09:27 | 09:32 | 09:37 |
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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 | 92.2 +12.9 |
| Ultimi 30 giorni | 99.2 +8.8 |