| Numero di macchie solari |
Dimensione | Classe Magn. | Classe Macchia | Posizione | |
|---|---|---|---|---|---|
| 2021/08/27 | 4 | 50 | BXO | S29W69 | |
| 2021/08/28 | 2 | 10 | BXO | S28W80 | |
| 2021/08/29 | 2 | 10 | BXO | S28W95 |
| B | C |
|---|---|
| 4 | 1 |
| Inizio | Massimo | Fine | ||||
|---|---|---|---|---|---|---|
| 1 | C1.1 | 2021/08/27 | 15:04 | 15:14 | 15:24 | |
| 2 | B7.8 | 2021/08/27 | 17:08 | 17:18 | 17:28 | |
| 3 | B4.8 | 2021/08/27 | 18:22 | 18:30 | 18:39 | |
| 4 | B4.7 | 2021/08/27 | 16:06 | 16:16 | 16:22 | |
| 5 | B4.4 | 2021/08/27 | 18:01 | 18:08 | 18:13 |
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| Ultimo brillamento X | 2025/12/08 | X1.1 |
| Ultimo brillamento M | 2025/12/31 | M7.11 |
| Ultima tempesta geomagnetica | 2026/01/02 | Kp5 (G1) |
| Giorni senza macchie | |
|---|---|
| Ultimo giorno senza macchie | 2022/06/08 |
| Media mensile Numero di Macchie Solari | |
|---|---|
| dicembre 2025 | 124 +32.2 |
| gennaio 2026 | 113.6 -10.4 |
| Ultimi 30 giorni | 106.8 -1.2 |