| Numero di macchie solari |
Dimensione | Classe Magn. | Classe Macchia | Posizione | |
|---|---|---|---|---|---|
| 2001/02/21 | 3 | 80 | CSO | N10E74 | |
| 2001/02/22 | 5 | 120 | DAO | N10E64 | |
| 2001/02/23 | 10 | 190 | DAO | N12E52 | |
| 2001/02/24 | 15 | 200 | EAO | N12E34 | |
| 2001/02/25 | 16 | 240 | EAO | N13E23 | |
| 2001/02/26 | 22 | 170 | DAI | N13E10 | |
| 2001/02/27 | 27 | 160 | DSO | N12W04 | |
| 2001/02/28 | 40 | 160 | EAI | N13W18 | |
| 2001/03/01 | 20 | 110 | DAI | N13W31 | |
| 2001/03/02 | 9 | 50 | DSO | N12W46 | |
| 2001/03/03 | 4 | 30 | CRO | N11W61 | |
| 2001/03/04 | 4 | 50 | CSO | N12W70 | |
| 2001/03/05 | 3 | 30 | AXX | N15W83 |
| C |
|---|
| 2 |
| Inizio | Massimo | Fine | ||||
|---|---|---|---|---|---|---|
| 1 | C2.13 | 2001/02/23 | 14:17 | 14:23 | 14:28 | |
| 2 | C1.9 | 2001/02/27 | 10:04 | 10:08 | 10:12 |
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| Ultimo brillamento X | 2026/03/30 | X1.5 |
| Ultimo brillamento M | 2026/04/09 | M1.0 |
| Ultima tempesta geomagnetica | 2026/04/03 | Kp7- (G3) |
| Giorni senza macchie | |
|---|---|
| Ultimi 365 giorni | 3 giorni |
| 2026 | 3 giorni (3%) |
| Ultimo giorno senza macchie | 2026/02/24 |
| Media mensile Numero di Macchie Solari | |
|---|---|
| marzo 2026 | 85.9 +7.7 |
| aprile 2026 | 94.2 +8.3 |
| Ultimi 30 giorni | 94.7 +35.4 |