| Numero di macchie solari |
Dimensione | Classe Magn. | Classe Macchia | Posizione | |
|---|---|---|---|---|---|
| 2009/12/20 | 3 | 10 | BXO | S29W19 | |
| 2009/12/21 | 6 | 10 | BXO | S27W32 | |
| 2009/12/22 | 7 | 70 | DSO | S27W45 | |
| 2009/12/23 | 3 | 10 | BXO | S27W58 | |
| 2009/12/24 | 2 | 50 | CSO | S28W70 |
| C | M |
|---|---|
| 1 | 1 |
| Inizio | Massimo | Fine | ||||
|---|---|---|---|---|---|---|
| 1 | M1.03 | 2009/12/22 | 04:50 | 04:56 | 05:00 | |
| 2 | C9.23 | 2009/12/23 | 10:09 | 10:17 | 10:20 |
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| Ultimo brillamento X | 2025/12/08 | X1.1 |
| Ultimo brillamento M | 2025/12/27 | M5.1 |
| Ultima tempesta geomagnetica | 2025/12/22 | Kp5 (G1) |
| Giorni senza macchie | |
|---|---|
| Ultimo giorno senza macchie | 2022/06/08 |
| Media mensile Numero di Macchie Solari | |
|---|---|
| novembre 2025 | 91.8 -22.8 |
| dicembre 2025 | 114.9 +23.1 |
| Ultimi 30 giorni | 112.3 +26.4 |