| Numero di macchie solari |
Dimensione | Classe Magn. | Classe Macchia | Posizione | |
|---|---|---|---|---|---|
| 2015/03/18 | 1 | 10 | CRI | N10W54 | |
| 2015/03/19 | 9 | 80 | CAI | N10W79 | |
| 2015/03/20 | 8 | 80 | CAI | N12W84 | |
| 2015/03/21 | 8 | 80 | CAI | N12W98 |
| C | M |
|---|---|
| 11 | 2 |
| Inizio | Massimo | Fine | ||||
|---|---|---|---|---|---|---|
| 1 | M1.5 | 2015/03/17 | 22:49 | 23:34 | 23:48 | |
| 2 | M1.33 | 2015/03/18 | 07:40 | 07:51 | 07:59 | |
| 3 | C7.88 | 2015/03/18 | 10:18 | 10:30 | 10:41 | |
| 4 | C5.65 | 2015/03/18 | 06:41 | 06:59 | 07:07 | |
| 5 | C5.45 | 2015/03/18 | 12:47 | 13:14 | 13:25 | |
| 6 | C5.1 | 2015/03/18 | 16:05 | 16:10 | 16:15 | |
| 7 | C4.93 | 2015/03/18 | 22:55 | 23:01 | 23:05 | |
| 8 | C4.06 | 2015/03/18 | 08:32 | 09:51 | 10:00 | |
| 9 | C3.33 | 2015/03/18 | 17:56 | 18:00 | 18:02 | |
| 10 | C3.15 | 2015/03/19 | 01:20 | 01:31 | 01:34 |
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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 | 115.5 +23.7 |
| Ultimi 30 giorni | 113.8 +28 |