| Numero di macchie solari |
Dimensione | Classe Magn. | Classe Macchia | Posizione | |
|---|---|---|---|---|---|
| 2015/04/23 | 1 | 30 | HRX | N19E62 | |
| 2015/04/24 | 2 | 30 | HAX | N20E51 | |
| 2015/04/25 | 2 | 30 | HAX | N20E37 | |
| 2015/04/26 | 5 | 20 | HAX | N20E25 | |
| 2015/04/27 | 2 | 10 | HRX | N20E12 | |
| 2015/04/28 | 3 | 10 | HRX | N20W00 | |
| 2015/04/29 | 3 | 10 | AXX | N21W12 | |
| 2015/04/30 | 3 | 10 | AXX | N21W12 |
| C | M |
|---|---|
| 2 | 1 |
| Inizio | Massimo | Fine | ||||
|---|---|---|---|---|---|---|
| 1 | M3.16 | 2015/04/21 | 10:17 | 10:40 | 10:59 | |
| 2 | C4.3 | 2015/04/23 | 19:56 | 19:59 | 20:05 | |
| 3 | C3.99 | 2015/04/22 | 03:00 | 03:05 | 03:12 |
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| Ultimo brillamento X | 2026/04/24 | X2.5 |
| Ultimo brillamento M | 2026/05/10 | M5.7 |
| 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 | 107.2 +27.9 |
| Ultimi 30 giorni | 95.2 -0.7 |