| Numero di macchie solari |
Dimensione | Classe Magn. | Classe Macchia | Posizione | |
|---|---|---|---|---|---|
| 2021/03/02 | 4 | 20 | BXO | S17E43 | |
| 2021/03/03 | 4 | 30 | CRO | S17E29 | |
| 2021/03/04 | 6 | 30 | CRO | S18E16 | |
| 2021/03/05 | 4 | 10 | BXO | S18E03 | |
| 2021/03/06 | 2 | 10 | AXX | S18W08 | |
| 2021/03/07 | 2 | 10 | AXX | S18W23 | |
| 2021/03/09 | 2 | 10 | BXO | S18W50 |
| B | C |
|---|---|
| 11 | 2 |
| Inizio | Massimo | Fine | ||||
|---|---|---|---|---|---|---|
| 1 | C6.4 | 2021/12/18 | 17:27 | 18:01 | 18:36 | |
| 2 | C1.2 | 2021/03/03 | 23:53 | 00:03 | 00:07 | |
| 3 | B9.1 | 2021/12/18 | 11:17 | 11:24 | 11:30 | |
| 4 | B5.2 | 2021/03/03 | 01:46 | 01:53 | 01:57 | |
| 5 | B2.8 | 2021/03/03 | 03:40 | 03:43 | 03:47 | |
| 6 | B1.9 | 2021/03/09 | 16:23 | 16:26 | 16:30 | |
| 7 | B1.6 | 2021/03/03 | 01:27 | 01:34 | 01:38 | |
| 8 | B1.4 | 2021/03/03 | 00:55 | 01:01 | 01:05 | |
| 9 | B1.4 | 2021/03/03 | 13:10 | 13:20 | 13:26 | |
| 10 | B1.4 | 2021/03/09 | 17:25 | 17:29 | 17:33 |
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| Ultimo brillamento X | 2026/04/24 | X2.5 |
| Ultimo brillamento M | 2026/05/10 | M5.7 |
| Ultima tempesta geomagnetica | 2026/05/05 | Kp5 (G1) |
| 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 | 96.6 +17.3 |
| Ultimi 30 giorni | 95 +2.5 |