| Numero di macchie solari |
Dimensione | Classe Magn. | Classe Macchia | Posizione | |
|---|---|---|---|---|---|
| 1998/07/01 | 1 | 100 | HSX | N18E74 | |
| 1998/07/02 | 3 | 200 | CSO | N17E66 | |
| 1998/07/03 | 4 | 180 | CAO | N16E52 | |
| 1998/07/04 | 8 | 220 | CAO | N17E43 | |
| 1998/07/05 | 9 | 200 | CAO | N16E27 | |
| 1998/07/06 | 10 | 170 | CAO | N17E15 | |
| 1998/07/07 | 6 | 160 | CSO | N16W01 | |
| 1998/07/08 | 10 | 140 | CAO | N17W15 | |
| 1998/07/09 | 5 | 120 | CAO | N17W28 | |
| 1998/07/10 | 5 | 100 | CSO | N18W42 | |
| 1998/07/11 | 1 | 100 | HSX | N16W58 | |
| 1998/07/12 | 1 | 90 | HSX | N17W70 | |
| 1998/07/13 | 1 | 60 | HSX | N16W86 |
| C |
|---|
| 4 |
| Inizio | Massimo | Fine | ||||
|---|---|---|---|---|---|---|
| 1 | C5.8 | 1998/07/11 | 12:43 | 12:50 | 12:53 | |
| 2 | C2.31 | 1998/07/05 | 12:52 | 12:56 | 13:02 | |
| 3 | C2.29 | 1998/07/11 | 04:30 | 04:41 | 05:03 | |
| 4 | C1.01 | 1998/07/07 | 19:49 | 19:55 | 19:59 |
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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 |