| Numero di macchie solari |
Dimensione | Classe Magn. | Classe Macchia | Posizione | |
|---|---|---|---|---|---|
| 2021/07/04 | 4 | 30 | CRO | N19E37 | |
| 2021/07/05 | 5 | 50 | CAO | N19E24 | |
| 2021/07/06 | 6 | 20 | CRO | N19E10 | |
| 2021/07/07 | 5 | 10 | BXO | N19W04 | |
| 2021/07/08 | 1 | 10 | AXX | N19W17 | |
| 2021/07/09 | 1 | 10 | AXX | N19W27 |
| B | C |
|---|---|
| 5 | 1 |
| Inizio | Massimo | Fine | ||||
|---|---|---|---|---|---|---|
| 1 | C1.3 | 2021/07/04 | 07:52 | 07:57 | 08:01 | |
| 2 | B5.6 | 2021/07/04 | 07:42 | 07:49 | 07:52 | |
| 3 | B4.7 | 2021/07/04 | 10:56 | 10:59 | 11:03 | |
| 4 | B4.6 | 2021/07/05 | 04:19 | 04:31 | 04:50 | |
| 5 | B3.1 | 2021/07/04 | 16:13 | 16:21 | 16:30 | |
| 6 | B1.5 | 2021/07/09 | 00:07 | 00:11 | 00:17 |
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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 | 106.7 -17.3 |
| Ultimi 30 giorni | 102.5 -7.3 |