| Numero di macchie solari |
Dimensione | Classe Magn. | Classe Macchia | Posizione | |
|---|---|---|---|---|---|
| 2001/03/29 | 13 | 90 | CAO | S08E38 | |
| 2001/03/30 | 15 | 200 | EAI | S10E24 | |
| 2001/03/31 | 28 | 200 | EKI | S09E11 | |
| 2001/04/01 | 25 | 250 | FKI | S10W05 | |
| 2001/04/02 | 34 | 340 | EKI | S10W18 | |
| 2001/04/03 | 24 | 310 | EKI | S09W31 | |
| 2001/04/04 | 20 | 360 | EKI | S08W46 | |
| 2001/04/05 | 13 | 300 | EAO | S08W59 | |
| 2001/04/06 | 10 | 260 | EAO | S09W74 | |
| 2001/04/07 | 2 | 160 | HAX | S09W88 |
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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 | 112.3 +33 |
| Ultimi 30 giorni | 92.5 -8.1 |