| Numero di macchie solari |
Dimensione | Classe Magn. | Classe Macchia | Posizione | |
|---|---|---|---|---|---|
| 1998/09/06 | 9 | 150 | DSO | N15E52 | |
| 1998/09/07 | 14 | 200 | DAO | N15E38 | |
| 1998/09/08 | 13 | 150 | DSO | N16E25 | |
| 1998/09/09 | 24 | 300 | EAI | N14E11 | |
| 1998/09/10 | 21 | 240 | ESI | N14W02 | |
| 1998/09/11 | 11 | 200 | ESO | N14W18 | |
| 1998/09/12 | 10 | 240 | DSO | N15W32 | |
| 1998/09/13 | 3 | 210 | ESO | N14W46 | |
| 1998/09/14 | 3 | 210 | DSO | N14W60 | |
| 1998/09/15 | 3 | 190 | DSO | N14W73 | |
| 1998/09/16 | 2 | 100 | CSO | N14W86 |
| C |
|---|
| 4 |
| Inizio | Massimo | Fine | ||||
|---|---|---|---|---|---|---|
| 1 | C5.47 | 1998/09/13 | 08:39 | 09:07 | 09:26 | |
| 2 | C2.71 | 1998/09/11 | 10:49 | 10:56 | 11:04 | |
| 3 | C2.27 | 1998/09/05 | 19:03 | 19:10 | 19:25 | |
| 4 | C1.25 | 1998/09/10 | 16:31 | 16:38 | 16:43 |
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| Ultimo brillamento X | 2025/12/08 | X1.1 |
| Ultimo brillamento M | 2025/12/12 | M1.1 |
| Ultima tempesta geomagnetica | 2025/12/12 | Kp5 (G1) |
| Giorni senza macchie | |
|---|---|
| Ultimo giorno senza macchie | 2022/06/08 |
| Media mensile Numero di Macchie Solari | |
|---|---|
| novembre 2025 | 91.8 -22.8 |
| dicembre 2025 | 128 +36.2 |
| Ultimi 30 giorni | 108.4 +15.8 |