| Numero di macchie solari |
Dimensione | Classe Magn. | Classe Macchia | Posizione | |
|---|---|---|---|---|---|
| 2011/12/20 | 1 | 20 | HSX | N04E68 | |
| 2011/12/21 | 1 | 40 | HSX | N03E53 | |
| 2011/12/22 | 1 | 20 | HSX | N04E39 | |
| 2011/12/23 | 1 | 20 | HRX | N03E25 | |
| 2011/12/24 | 3 | 10 | AXX | N03E13 | |
| 2011/12/25 | 3 | 20 | CSO | N03W00 | |
| 2011/12/26 | 1 | 10 | HSX | N03W14 | |
| 2011/12/27 | 2 | 10 | BXO | N04W26 | |
| 2011/12/28 | 1 | 0 | AXX | N04W40 | |
| 2011/12/29 | 3 | 5 | BXO | N04W55 | |
| 2011/12/30 | 1 | 5 | HRX | N04W68 |
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| Ultimo brillamento X | 2026/02/04 | X4.21 |
| Ultimo brillamento M | 2026/02/25 | M2.4 |
| Ultima tempesta geomagnetica | 2026/03/03 | Kp5 (G1) |
| Giorni senza macchie | |
|---|---|
| Ultimi 365 giorni | 3 giorni |
| 2026 | 3 giorni (4%) |
| Ultimo giorno senza macchie | 2026/02/24 |
| Media mensile Numero di Macchie Solari | |
|---|---|
| febbraio 2026 | 78.2 -34.3 |
| marzo 2026 | 75.1 -3.1 |
| Ultimi 30 giorni | 54.5 -72.1 |