| Numero di macchie solari |
Dimensione | Classe Magn. | Classe Macchia | Posizione | |
|---|---|---|---|---|---|
| 1997/07/18 | 1 | 0 | AXX | N23E66 | |
| 1997/07/19 | 1 | 0 | AXX | N23E52 | |
| 1997/07/24 | 7 | 30 | DRO | N27W09 | |
| 1997/07/26 | 6 | 20 | BXO | N28W37 | |
| 1997/07/27 | 3 | 10 | AXX | N28W52 | |
| 1997/07/28 | 2 | 10 | AXX | N28W65 |
| B | C |
|---|---|
| 2 | 1 |
| Inizio | Massimo | Fine | ||||
|---|---|---|---|---|---|---|
| 1 | C1.24 | 1997/07/27 | 03:25 | 03:33 | 03:39 | |
| 2 | B3.53 | 1997/07/27 | 08:10 | 08:16 | 08:22 | |
| 3 | B3.51 | 1997/07/24 | 06:51 | 06:57 | 07:11 |
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| Ultimo brillamento X | 2025/12/08 | X1.1 |
| Ultimo brillamento M | 2025/12/31 | M7.11 |
| Ultima tempesta geomagnetica | 2026/01/02 | Kp5 (G1) |
| Giorni senza macchie | |
|---|---|
| Ultimo giorno senza macchie | 2022/06/08 |
| Media mensile Numero di Macchie Solari | |
|---|---|
| dicembre 2025 | 124 +32.2 |
| gennaio 2026 | 112.1 -11.9 |
| Ultimi 30 giorni | 104.6 -5 |