| Numero di macchie solari |
Dimensione | Classe Magn. | Classe Macchia | Posizione | |
|---|---|---|---|---|---|
| 1999/08/30 | 1 | 40 | HSX | N18E65 | |
| 1999/08/31 | 2 | 20 | CSO | N18E51 | |
| 1999/09/01 | 1 | 10 | HSX | N19E37 | |
| 1999/09/02 | 5 | 20 | CSO | N18E26 | |
| 1999/09/03 | 3 | 10 | CRO | N18E11 | |
| 1999/09/04 | 6 | 10 | BXO | N18W02 | |
| 1999/09/05 | 11 | 40 | DSO | N17W14 | |
| 1999/09/06 | 15 | 60 | DSO | N18W28 | |
| 1999/09/07 | 13 | 50 | DAO | N17W41 | |
| 1999/09/08 | 11 | 40 | BXO | N18W55 | |
| 1999/09/09 | 4 | 20 | CSO | N18W69 | |
| 1999/09/10 | 3 | 30 | CRO | N18W85 |
| B |
|---|
| 1 |
| Inizio | Massimo | Fine | ||||
|---|---|---|---|---|---|---|
| 1 | B8.96 | 1999/09/06 | 12:07 | 12:13 | 12:19 |
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| Ultimo brillamento X | 2026/04/24 | X2.5 |
| Ultimo brillamento M | 2026/05/04 | M1.9 |
| Ultima tempesta geomagnetica | 2026/05/04 | 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 | 143 +63.7 |
| Ultimi 30 giorni | 92.3 -6.9 |