| Numero di macchie solari |
Dimensione | Classe Magn. | Classe Macchia | Posizione | |
|---|---|---|---|---|---|
| 2012/08/30 | 6 | 40 | DAO | N04E36 | |
| 2012/08/31 | 8 | 50 | DAO | N03E22 | |
| 2012/09/01 | 15 | 180 | DAI | N04E09 | |
| 2012/09/02 | 19 | 220 | DAI | N03W05 | |
| 2012/09/03 | 21 | 260 | EHI | N03W17 | |
| 2012/09/04 | 23 | 350 | EKI | N03W33 | |
| 2012/09/05 | 15 | 170 | EAI | N04W47 | |
| 2012/09/06 | 13 | 230 | EAI | N04W58 | |
| 2012/09/07 | 10 | 160 | EAI | N04W73 | |
| 2012/09/08 | 2 | 10 | BXO | N05W89 |
| C | M |
|---|---|
| 19 | 2 |
| Inizio | Massimo | Fine | ||||
|---|---|---|---|---|---|---|
| 1 | M2.37 | 2012/09/06 | 04:06 | 04:13 | 04:20 | |
| 2 | M1.15 | 2012/09/06 | 15:13 | 15:21 | 15:30 | |
| 3 | C7.97 | 2012/09/02 | 18:00 | 18:10 | 18:15 | |
| 4 | C4.29 | 2012/08/31 | 07:13 | 07:21 | 07:27 | |
| 5 | C4.27 | 2012/09/02 | 01:50 | 01:58 | 02:10 | |
| 6 | C2.82 | 2012/09/06 | 01:51 | 02:06 | 02:15 | |
| 7 | C2.77 | 2012/08/31 | 09:04 | 10:04 | 10:19 | |
| 8 | C2.57 | 2012/09/06 | 03:11 | 03:16 | 03:20 | |
| 9 | C2.34 | 2012/09/07 | 00:17 | 00:28 | 00:36 | |
| 10 | C2.26 | 2012/08/31 | 04:08 | 04:12 | 04:16 |
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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 | 112.1 -11.9 |
| Ultimi 30 giorni | 105.6 -3.7 |