| Numero di macchie solari |
Dimensione | Classe Magn. | Classe Macchia | Posizione | |
|---|---|---|---|---|---|
| 1999/07/07 | 2 | 0 | AXX | N24E26 | |
| 1999/07/09 | 2 | 0 | AXX | N26E00 | |
| 1999/07/10 | 4 | 0 | BXO | N24W14 | |
| 1999/07/11 | 3 | 0 | BXO | N23W27 | |
| 1999/07/12 | 3 | 10 | BXO | N24W41 | |
| 1999/07/13 | 5 | 20 | BXO | N23W56 | |
| 1999/07/14 | 4 | 30 | BXO | N22W70 | |
| 1999/07/15 | 6 | 60 | CSO | N23W85 |
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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 | 103.1 +23.8 |
| Ultimi 30 giorni | 95.2 +0.9 |