| Numero di macchie solari |
Dimensione | Classe Magn. | Classe Macchia | Posizione | |
|---|---|---|---|---|---|
| 2009/12/10 | 3 | 10 | BXO | N18E73 | |
| 2009/12/11 | 3 | 10 | BXO | N20E59 | |
| 2009/12/12 | 3 | 20 | BXO | N20E45 | |
| 2009/12/13 | 2 | 20 | BXO | N20E32 | |
| 2009/12/14 | 4 | 20 | BXO | N19E16 | |
| 2009/12/15 | 4 | 10 | BXO | N20E03 | |
| 2009/12/16 | 2 | 10 | BXO | N19W14 |
| B |
|---|
| 2 |
| Inizio | Massimo | Fine | ||||
|---|---|---|---|---|---|---|
| 1 | B2.25 | 2009/12/13 | 18:38 | 18:43 | 18:45 | |
| 2 | B1.5 | 2009/12/13 | 19:59 | 20:02 | 20:05 |
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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 |