| Numero di macchie solari |
Dimensione | Classe Magn. | Classe Macchia | Posizione | |
|---|---|---|---|---|---|
| 1999/08/25 | 2 | 0 | BXO | N26E72 | |
| 1999/08/26 | 4 | 10 | BXO | N26E61 | |
| 1999/08/27 | 4 | 20 | BXO | N25E43 | |
| 1999/08/28 | 7 | 10 | BXO | N25E34 | |
| 1999/08/29 | 4 | 10 | BXO | N26E20 | |
| 1999/08/30 | 6 | 20 | BXO | N26E08 | |
| 1999/08/31 | 4 | 10 | BXO | N27W04 |
| C | M |
|---|---|
| 2 | 1 |
| Inizio | Massimo | Fine | ||||
|---|---|---|---|---|---|---|
| 1 | M1.05 | 1999/08/28 | 14:55 | 15:08 | 15:25 | |
| 2 | C7.31 | 1999/08/28 | 11:13 | 11:30 | 12:17 | |
| 3 | C6.77 | 1999/08/28 | 08:23 | 08:28 | 08:30 |
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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 | 110 -14 |
| Ultimi 30 giorni | 103.2 -6.5 |