| Numero di macchie solari |
Dimensione | Classe Magn. | Classe Macchia | Posizione | |
|---|---|---|---|---|---|
| 1998/02/24 | 4 | 20 | BXO | N17E14 | |
| 1998/02/25 | 16 | 70 | DAI | N16E01 | |
| 1998/02/26 | 19 | 130 | DAO | N17W12 | |
| 1998/02/27 | 18 | 120 | DAI | N16W25 | |
| 1998/02/28 | 15 | 90 | DAO | N17W37 | |
| 1998/03/01 | 5 | 30 | CRO | N16W51 | |
| 1998/03/02 | 4 | 60 | CSO | N15W66 | |
| 1998/03/03 | 1 | 20 | AXX | N15W82 |
| B | C |
|---|---|
| 4 | 1 |
| Inizio | Massimo | Fine | ||||
|---|---|---|---|---|---|---|
| 1 | C1.31 | 1998/02/24 | 13:31 | 13:40 | 13:45 | |
| 2 | B7.54 | 1998/02/24 | 10:39 | 10:46 | 10:48 | |
| 3 | B6.97 | 1998/02/24 | 09:25 | 09:31 | 09:37 | |
| 4 | B6.27 | 1998/02/24 | 12:35 | 12:39 | 12:41 | |
| 5 | B6.11 | 1998/02/24 | 11:30 | 11:51 | 11:54 |
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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 | 92.6 +13.3 |
| Ultimi 30 giorni | 95.5 +3.7 |