| Numero di macchie solari |
Dimensione | Classe Magn. | Classe Macchia | Posizione | |
|---|---|---|---|---|---|
| 2012/08/31 | 1 | 10 | AXX | S16E56 | |
| 2012/09/01 | 2 | 30 | CRI | S15E40 | |
| 2012/09/02 | 4 | 20 | DAO | S16E25 | |
| 2012/09/03 | 3 | 20 | CSO | S17E10 | |
| 2012/09/04 | 3 | 10 | BXI | S19W07 | |
| 2012/09/05 | 6 | 50 | DSO | S20W22 | |
| 2012/09/06 | 5 | 70 | DSO | S21W35 | |
| 2012/09/07 | 7 | 100 | DSO | S22W48 | |
| 2012/09/08 | 6 | 340 | DHO | S20W63 | |
| 2012/09/09 | 6 | 220 | DAO | S21W77 | |
| 2012/09/10 | 1 | 120 | DAO | S21W88 |
| C | M |
|---|---|
| 2 | 1 |
| Inizio | Massimo | Fine | ||||
|---|---|---|---|---|---|---|
| 1 | M1.21 | 2012/08/31 | 19:45 | 20:43 | 21:51 | |
| 2 | C1.88 | 2012/09/07 | 17:05 | 17:11 | 17:16 | |
| 3 | C1.82 | 2012/09/07 | 17:52 | 18:03 | 18:49 |
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| Ultimo brillamento X | 2026/04/24 | X2.5 |
| Ultimo brillamento M | 2026/05/10 | M5.7 |
| 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 | 110 +30.7 |
| Ultimi 30 giorni | 95.8 -0.1 |