| Numero di macchie solari |
Dimensione | Classe Magn. | Classe Macchia | Posizione | |
|---|---|---|---|---|---|
| 2013/12/19 | 7 | 40 | CAI | S09E35 | |
| 2013/12/20 | 10 | 90 | DAI | S11E22 | |
| 2013/12/22 | 7 | 90 | DAI | S11W05 | |
| 2013/12/23 | 5 | 60 | DSO | S11W19 | |
| 2013/12/24 | 6 | 80 | DAO | S10W32 | |
| 2013/12/25 | 5 | 70 | CAO | S09W46 | |
| 2013/12/26 | 4 | 30 | CAO | S09W59 | |
| 2013/12/27 | 1 | 10 | AXX | S07W77 | |
| 2013/12/28 | 1 | 30 | HSX | S08W89 | |
| 2013/12/29 | 1 | 30 | HSX | S08W0* |
| C |
|---|
| 2 |
| Inizio | Massimo | Fine | ||||
|---|---|---|---|---|---|---|
| 1 | C2.61 | 2013/12/18 | 15:07 | 15:10 | 15:15 | |
| 2 | C2.52 | 2013/12/19 | 07:09 | 07:21 | 07:33 |
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| Ultimo brillamento X | 2026/04/24 | X2.5 |
| Ultimo brillamento M | 2026/05/17 | M1.4 |
| Ultima tempesta geomagnetica | 2026/05/16 | Kp6- (G2) |
| 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 | 92.2 +12.9 |
| Ultimi 30 giorni | 97 +6.4 |