| Numero di macchie solari |
Dimensione | Classe Magn. | Classe Macchia | Posizione | |
|---|---|---|---|---|---|
| 1997/01/30 | 6 | 20 | BXO | N07E33 | |
| 1997/01/31 | 5 | 30 | CSO | N03E20 | |
| 1997/02/01 | 3 | 10 | BXO | N05E07 | |
| 1997/02/02 | 4 | 20 | BXO | N04W08 | |
| 1997/02/03 | 7 | 30 | CSO | N05W22 | |
| 1997/02/04 | 14 | 120 | DAO | N05W36 | |
| 1997/02/05 | 14 | 140 | DAO | N05W50 | |
| 1997/02/06 | 8 | 120 | DAO | N05W64 | |
| 1997/02/07 | 3 | 100 | DSO | N06W78 | |
| 1997/02/08 | 3 | 20 | DRO | N04W90 |
| B |
|---|
| 3 |
| Inizio | Massimo | Fine | ||||
|---|---|---|---|---|---|---|
| 1 | B7.51 | 1997/02/04 | 18:43 | 19:00 | 19:10 | |
| 2 | B7.5 | 1997/01/29 | 19:13 | 19:17 | 19:20 | |
| 3 | B2.14 | 1997/02/04 | 13:11 | 13:15 | 13:21 |
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| Ultimo brillamento X | 2026/04/24 | X2.5 |
| Ultimo brillamento M | 2026/05/07 | M2.6 |
| 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 | 116.3 +37 |
| Ultimi 30 giorni | 92.9 -7.7 |