| Numero di macchie solari |
Dimensione | Classe Magn. | Classe Macchia | Posizione | |
|---|---|---|---|---|---|
| 1998/10/19 | 3 | 20 | BXO | S28E10 | |
| 1998/10/20 | 4 | 10 | BXO | S29W04 | |
| 1998/10/21 | 8 | 20 | BXO | S27W21 | |
| 1998/10/22 | 19 | 120 | CAI | S28W34 | |
| 1998/10/23 | 14 | 320 | EAO | S27W47 | |
| 1998/10/24 | 13 | 330 | EKO | S27W61 | |
| 1998/10/25 | 6 | 220 | EAO | S26W72 | |
| 1998/10/26 | 2 | 20 | BXO | S26W91 |
| C |
|---|
| 6 |
| Inizio | Massimo | Fine | ||||
|---|---|---|---|---|---|---|
| 1 | C2.24 | 1998/10/22 | 09:44 | 09:49 | 09:59 | |
| 2 | C2.13 | 1998/10/20 | 03:38 | 03:43 | 04:00 | |
| 3 | C1.99 | 1998/10/24 | 04:44 | 04:54 | 05:05 | |
| 4 | C1.53 | 1998/10/23 | 01:42 | 01:52 | 02:09 | |
| 5 | C1.5 | 1998/10/22 | 07:20 | 07:27 | 07:44 | |
| 6 | C1.17 | 1998/10/22 | 05:09 | 05:15 | 05:20 |
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| Ultimo brillamento X | 2026/03/30 | X1.5 |
| Ultimo brillamento M | 2026/04/04 | M1.3 |
| Ultima tempesta geomagnetica | 2026/04/03 | Kp7- (G3) |
| Giorni senza macchie | |
|---|---|
| Ultimi 365 giorni | 3 giorni |
| 2026 | 3 giorni (3%) |
| Ultimo giorno senza macchie | 2026/02/24 |
| Media mensile Numero di Macchie Solari | |
|---|---|
| marzo 2026 | 85.9 +7.7 |
| aprile 2026 | 133.3 +47.4 |
| Ultimi 30 giorni | 96.9 +35.1 |