| Numero di macchie solari |
Dimensione | Classe Magn. | Classe Macchia | Posizione | |
|---|---|---|---|---|---|
| 2015/05/04 | 2 | 10 | AXX | N04E56 | |
| 2015/05/05 | 4 | 20 | BXO | N04E42 | |
| 2015/05/06 | 7 | 70 | DSO | N03E29 | |
| 2015/05/07 | 7 | 90 | DAO | N04E15 | |
| 2015/05/08 | 4 | 40 | DAO | N03E02 | |
| 2015/05/09 | 7 | 50 | DSO | N04W11 | |
| 2015/05/10 | 4 | 20 | CRO | N05W24 |
| C |
|---|
| 4 |
| Inizio | Massimo | Fine | ||||
|---|---|---|---|---|---|---|
| 1 | C7.34 | 2015/05/05 | 03:51 | 04:03 | 04:08 | |
| 2 | C4.38 | 2015/05/04 | 02:49 | 03:03 | 03:12 | |
| 3 | C2.3 | 2015/05/11 | 06:42 | 06:48 | 06:57 | |
| 4 | C1.1 | 2015/05/04 | 05:57 | 06:00 | 06:02 |
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| Ultimo brillamento X | 2026/04/24 | X2.5 |
| Ultimo brillamento M | 2026/05/17 | M1.4 |
| Ultima tempesta geomagnetica | 2026/05/16 | 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 | 92.2 +12.9 |
| Ultimi 30 giorni | 99.2 +8.8 |