| Numero di macchie solari |
Dimensione | Classe Magn. | Classe Macchia | Posizione | |
|---|---|---|---|---|---|
| 2012/04/18 | 7 | 30 | CAO | S23W07 | |
| 2012/04/19 | 7 | 30 | CAO | S24W18 | |
| 2012/04/20 | 8 | 50 | DSO | S24W31 | |
| 2012/04/21 | 14 | 410 | DHO | S25W46 | |
| 2012/04/22 | 9 | 400 | DHO | S24W59 | |
| 2012/04/23 | 4 | 400 | DHO | S24W72 | |
| 2012/04/24 | 4 | 300 | DHO | S25W85 | |
| 2012/04/25 | 4 | 300 | DHO | S25W95 |
| C |
|---|
| 4 |
| Inizio | Massimo | Fine | ||||
|---|---|---|---|---|---|---|
| 1 | C1.65 | 2012/04/20 | 03:15 | 03:22 | 03:28 | |
| 2 | C1.58 | 2012/04/24 | 11:39 | 11:51 | 12:02 | |
| 3 | C1.53 | 2012/04/21 | 11:00 | 11:14 | 11:24 | |
| 4 | C1.26 | 2012/04/18 | 09:38 | 09:43 | 09:51 |
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| Ultimo brillamento X | 2026/04/24 | X2.5 |
| Ultimo brillamento M | 2026/05/16 | M1.9 |
| Ultima tempesta geomagnetica | 2026/05/15 | Kp6+ (G2) |
| 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 | 93.3 +14 |
| Ultimi 30 giorni | 94.4 +1.9 |