| Numero di macchie solari |
Dimensione | Classe Magn. | Classe Macchia | Posizione | |
|---|---|---|---|---|---|
| 2021/07/06 | 2 | 10 | BXO | N27W63 | |
| 2021/07/07 | 4 | 10 | BXO | N27W76 | |
| 2021/07/08 | 2 | 10 | BXO | N27W90 | |
| 2021/07/09 | 2 | 10 | BXO | N27W0* |
| B | C |
|---|---|
| 27 | 3 |
| Inizio | Massimo | Fine | ||||
|---|---|---|---|---|---|---|
| 1 | C7.0 | 2021/07/09 | 10:31 | 10:50 | 10:58 | |
| 2 | C6.0 | 2021/07/09 | 07:30 | 07:55 | 08:03 | |
| 3 | C4.8 | 2021/07/09 | 17:13 | 17:25 | 17:30 | |
| 4 | B8.4 | 2021/07/09 | 14:47 | 14:57 | 15:03 | |
| 5 | B3.9 | 2021/07/09 | 14:20 | 14:38 | 14:47 | |
| 6 | B3.2 | 2021/07/08 | 22:13 | 22:19 | 22:25 | |
| 7 | B2.9 | 2021/07/10 | 01:56 | 02:06 | 02:10 | |
| 8 | B2.8 | 2021/07/08 | 17:33 | 17:45 | 17:53 | |
| 9 | B2.6 | 2021/07/08 | 19:26 | 19:33 | 19:37 | |
| 10 | B2.3 | 2021/07/08 | 21:57 | 22:01 | 22:07 |
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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 | 89.2 +9.9 |
| Ultimi 30 giorni | 99.3 +7.6 |