| Numero di macchie solari |
Dimensione | Classe Magn. | Classe Macchia | Posizione | |
|---|---|---|---|---|---|
| 1998/05/26 | 4 | 150 | DAO | N25E73 | |
| 1998/05/27 | 4 | 230 | HKX | N24E61 | |
| 1998/05/28 | 6 | 280 | HKX | N26E48 | |
| 1998/05/29 | 8 | 200 | DAO | N26E35 | |
| 1998/05/30 | 8 | 190 | HAX | N26E21 | |
| 1998/05/31 | 9 | 170 | CAO | N26E09 | |
| 1998/06/01 | 8 | 130 | DAO | N26W04 | |
| 1998/06/02 | 9 | 120 | DSO | N25W17 | |
| 1998/06/03 | 10 | 120 | CAO | N26W30 | |
| 1998/06/04 | 4 | 110 | HAX | N27W43 | |
| 1998/06/05 | 3 | 40 | HSX | N26W56 | |
| 1998/06/06 | 3 | 30 | CRO | N26W69 | |
| 1998/06/07 | 2 | 10 | BXO | N25W80 |
| C |
|---|
| 2 |
| Inizio | Massimo | Fine | ||||
|---|---|---|---|---|---|---|
| 1 | C3.11 | 1998/05/28 | 11:13 | 11:26 | 11:44 | |
| 2 | C2.17 | 1998/05/27 | 23:04 | 23:09 | 23:13 |
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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 | 89.2 +9.9 |
| Ultimi 30 giorni | 100.3 +9.4 |