| Numero di macchie solari |
Dimensione | Classe Magn. | Classe Macchia | Posizione | |
|---|---|---|---|---|---|
| 2015/09/16 | 5 | 10 | BXO | N13E47 | |
| 2015/09/17 | 5 | 120 | DAO | N12E35 | |
| 2015/09/18 | 8 | 100 | CAO | N12E21 | |
| 2015/09/19 | 8 | 70 | CAI | N12E08 | |
| 2015/09/20 | 6 | 50 | CAI | N13W04 | |
| 2015/09/21 | 5 | 30 | CAO | N12W19 | |
| 2015/09/22 | 4 | 20 | CRO | N13W32 |
| C |
|---|
| 1 |
| Inizio | Massimo | Fine | ||||
|---|---|---|---|---|---|---|
| 1 | C3.52 | 2015/09/19 | 21:08 | 21:46 | 21:55 |
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| Ultimo brillamento X | 2025/12/08 | X1.1 |
| Ultimo brillamento M | 2025/12/31 | M7.11 |
| Ultima tempesta geomagnetica | 2026/01/02 | Kp5 (G1) |
| Giorni senza macchie | |
|---|---|
| Ultimo giorno senza macchie | 2022/06/08 |
| Media mensile Numero di Macchie Solari | |
|---|---|
| dicembre 2025 | 124 +32.2 |
| gennaio 2026 | 112.1 -11.9 |
| Ultimi 30 giorni | 105.6 -3.7 |