| Numero di macchie solari |
Dimensione | Classe Magn. | Classe Macchia | Posizione | |
|---|---|---|---|---|---|
| 2016/12/12 | 3 | 10 | BXO | N17W44 | |
| 2016/12/13 | 3 | 10 | BXO | N16W59 | |
| 2016/12/14 | 4 | 70 | CAO | N16W72 | |
| 2016/12/15 | 4 | 70 | CSO | N16W86 | |
| 2016/12/16 | 4 | 70 | CSO | N16W0* |
| B |
|---|
| 5 |
| Inizio | Massimo | Fine | ||||
|---|---|---|---|---|---|---|
| 1 | B2.98 | 2016/12/15 | 03:24 | 03:30 | 03:34 | |
| 2 | B2.43 | 2016/12/16 | 09:38 | 09:43 | 09:53 | |
| 3 | B1.24 | 2016/12/11 | 17:10 | 17:15 | 17:18 | |
| 4 | B1.19 | 2016/12/11 | 19:16 | 19:25 | 19:29 | |
| 5 | B1 | 2016/12/16 | 04:26 | 04:29 | 04:36 |
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| Ultimo brillamento X | 2026/04/24 | X2.5 |
| Ultimo brillamento M | 2026/05/10 | M5.7 |
| Ultima tempesta geomagnetica | 2026/05/05 | Kp5 (G1) |
| Giorni senza macchie | |
|---|---|
| Ultimi 365 giorni | 3 giorni |
| 2026 | 3 giorni (2%) |
| Ultimo giorno senza macchie | 2026/02/24 |
| Media mensile Numero di Macchie Solari | |
|---|---|
| aprile 2026 | 79.3 -6.6 |
| maggio 2026 | 99.5 +20.2 |
| Ultimi 30 giorni | 94.9 +1.3 |