| Numero di macchie solari |
Dimensione | Classe Magn. | Classe Macchia | Posizione | |
|---|---|---|---|---|---|
| 2013/02/26 | 3 | 30 | DRO | S18E09 | |
| 2013/02/27 | 11 | 170 | DAC | S18W03 | |
| 2013/02/28 | 13 | 110 | DAI | S18W17 | |
| 2013/03/01 | 15 | 180 | DAI | S18W30 | |
| 2013/03/02 | 12 | 240 | DAI | S18W42 | |
| 2013/03/03 | 5 | 240 | DAO | S18W56 | |
| 2013/03/04 | 3 | 200 | DAO | S18W68 | |
| 2013/03/05 | 3 | 100 | DAO | S19W81 | |
| 2013/03/06 | 2 | 60 | CAO | S18W94 |
| B | C |
|---|---|
| 3 | 2 |
| Inizio | Massimo | Fine | ||||
|---|---|---|---|---|---|---|
| 1 | C1.17 | 2013/02/27 | 03:25 | 03:32 | 03:39 | |
| 2 | C1.11 | 2013/02/28 | 15:53 | 16:01 | 16:10 | |
| 3 | B9.51 | 2013/03/01 | 10:11 | 10:14 | 10:17 | |
| 4 | B7.53 | 2013/02/28 | 14:51 | 14:58 | 15:07 | |
| 5 | B4.81 | 2013/02/26 | 03:41 | 03:45 | 03:50 |
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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 | 99.2 +8.8 |