| Numero di macchie solari |
Dimensione | Classe Magn. | Classe Macchia | Posizione | |
|---|---|---|---|---|---|
| 1998/04/08 | 4 | 50 | DAO | S26W02 | |
| 1998/04/09 | 10 | 110 | DAO | S27W16 | |
| 1998/04/10 | 13 | 100 | DAO | S27W29 | |
| 1998/04/11 | 6 | 100 | DAO | S28W42 | |
| 1998/04/12 | 7 | 20 | BXO | S27W54 | |
| 1998/04/13 | 3 | 20 | BXO | S27W68 | |
| 1998/04/14 | 1 | 0 | AXX | S26W82 |
| B | C |
|---|---|
| 1 | 1 |
| Inizio | Massimo | Fine | ||||
|---|---|---|---|---|---|---|
| 1 | C1.56 | 1998/04/10 | 10:44 | 11:02 | 11:26 | |
| 2 | B8.26 | 1998/04/13 | 18:51 | 18:55 | 18:57 |
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| Ultimo brillamento X | 2025/12/08 | X1.1 |
| Ultimo brillamento M | 2025/12/12 | M1.1 |
| Ultima tempesta geomagnetica | 2025/12/12 | Kp5 (G1) |
| Giorni senza macchie | |
|---|---|
| Ultimo giorno senza macchie | 2022/06/08 |
| Media mensile Numero di Macchie Solari | |
|---|---|
| novembre 2025 | 91.8 -22.8 |
| dicembre 2025 | 125.7 +33.9 |
| Ultimi 30 giorni | 109.3 +18.1 |