| Numero di macchie solari |
Dimensione | Classe Magn. | Classe Macchia | Posizione | |
|---|---|---|---|---|---|
| 2012/08/26 | 6 | 160 | DAO | N09E69 | |
| 2012/08/27 | 7 | 310 | DKO | N08E56 | |
| 2012/08/28 | 10 | 320 | DHO | N08E43 | |
| 2012/08/29 | 13 | 180 | DAI | N08E29 | |
| 2012/08/30 | 15 | 100 | DSI | N08E15 | |
| 2012/08/31 | 11 | 30 | CSO | N08E01 | |
| 2012/09/01 | 4 | 30 | CSO | N08W12 |
| B | C |
|---|---|
| 3 | 3 |
| Inizio | Massimo | Fine | ||||
|---|---|---|---|---|---|---|
| 1 | C1.36 | 2012/08/28 | 21:04 | 21:10 | 21:16 | |
| 2 | C1.19 | 2012/08/28 | 23:50 | 23:54 | 23:58 | |
| 3 | C1.13 | 2012/08/29 | 19:23 | 19:30 | 19:37 | |
| 4 | B9.2 | 2012/08/28 | 22:43 | 22:48 | 23:05 | |
| 5 | B5.51 | 2012/08/28 | 19:55 | 19:58 | 20:09 | |
| 6 | B5.27 | 2012/08/27 | 19:11 | 19:15 | 19:17 |
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| Ultimo brillamento X | 2026/04/24 | X2.5 |
| Ultimo brillamento M | 2026/05/16 | M1.9 |
| Ultima tempesta geomagnetica | 2026/05/15 | Kp6+ (G2) |
| 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 | 93.3 +14 |
| Ultimi 30 giorni | 96 +4.2 |