| Numero di macchie solari |
Dimensione | Classe Magn. | Classe Macchia | Posizione | |
|---|---|---|---|---|---|
| 2021/12/13 | 4 | 10 | BXO | S29E38 | |
| 2021/12/14 | 4 | 50 | CSO | S28E24 | |
| 2021/12/15 | 4 | 120 | DAO | S29E09 | |
| 2021/12/16 | 9 | 60 | CSO | S29W04 | |
| 2021/12/17 | 7 | 50 | CSO | S29W15 | |
| 2021/12/18 | 4 | 20 | CRO | S29W28 | |
| 2021/12/19 | 1 | 20 | HRX | S31W45 | |
| 2021/12/20 | 1 | 10 | AXX | S29W57 |
| B | C |
|---|---|
| 11 | 1 |
| Inizio | Massimo | Fine | ||||
|---|---|---|---|---|---|---|
| 1 | C1.6 | 2021/12/14 | 21:55 | 22:06 | 22:12 | |
| 2 | B8.0 | 2021/12/14 | 15:23 | 15:30 | 15:39 | |
| 3 | B5.9 | 2021/12/14 | 18:19 | 18:30 | 18:39 | |
| 4 | B4.9 | 2021/12/14 | 06:35 | 06:42 | 06:51 | |
| 5 | B4.2 | 2021/12/14 | 10:08 | 10:18 | 10:22 | |
| 6 | B4.1 | 2021/12/14 | 11:29 | 11:38 | 11:46 | |
| 7 | B3.9 | 2021/12/14 | 10:37 | 10:43 | 10:47 | |
| 8 | B3.6 | 2021/12/14 | 07:48 | 07:55 | 07:59 | |
| 9 | B3.5 | 2021/12/14 | 12:16 | 12:19 | 12:23 | |
| 10 | B3.2 | 2021/12/14 | 12:53 | 13:00 | 13:24 |
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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 | 110 +30.7 |
| Ultimi 30 giorni | 94.1 -4 |