| Numero di macchie solari |
Dimensione | Classe Magn. | Classe Macchia | Posizione | |
|---|---|---|---|---|---|
| 2001/04/18 | 2 | 10 | AXX | S10E49 | |
| 2001/04/19 | 1 | 0 | AXX | S11E36 | |
| 2001/04/21 | 4 | 30 | CSO | S12E15 | |
| 2001/04/22 | 8 | 130 | DAO | S11E00 | |
| 2001/04/23 | 7 | 60 | DAO | S11W15 | |
| 2001/04/24 | 2 | 20 | HAX | S11W29 | |
| 2001/04/25 | 2 | 20 | HSX | S10W44 | |
| 2001/04/26 | 2 | 20 | HSX | S12W57 | |
| 2001/04/27 | 1 | 10 | AXX | S11W71 | |
| 2001/04/28 | 1 | 0 | AXX | S10W85 |
| C |
|---|
| 1 |
| Inizio | Massimo | Fine | ||||
|---|---|---|---|---|---|---|
| 1 | C4.11 | 2001/04/23 | 12:06 | 12:23 | 12:36 |
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| Ultimo brillamento X | 2026/04/24 | X2.5 |
| Ultimo brillamento M | 2026/05/07 | M2.6 |
| 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 | 116.3 +37 |
| Ultimi 30 giorni | 91.3 -10 |