| Numero di macchie solari |
Dimensione | Classe Magn. | Classe Macchia | Posizione | |
|---|---|---|---|---|---|
| 2004/02/20 | 1 | 10 | AXX | S11E73 | |
| 2004/02/21 | 2 | 60 | DAO | S11E59 | |
| 2004/02/22 | 2 | 20 | BXO | S13E45 | |
| 2004/02/23 | 1 | 10 | AXX | S12E29 | |
| 2004/02/24 | 1 | 0 | AXX | S13E13 | |
| 2004/02/26 | 2 | 10 | BXO | S12W09 |
| B |
|---|
| 5 |
| Inizio | Massimo | Fine | ||||
|---|---|---|---|---|---|---|
| 1 | B7.89 | 2004/02/21 | 17:21 | 17:26 | 17:31 | |
| 2 | B4.8 | 2004/02/20 | 23:39 | 23:49 | 00:00 | |
| 3 | B2.4 | 2004/02/19 | 00:10 | 00:14 | 00:17 | |
| 4 | B2.3 | 2004/02/19 | 03:26 | 03:30 | 03:34 | |
| 5 | B2.22 | 2004/02/19 | 01:47 | 01:50 | 01:54 |
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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 |