| Numero di macchie solari |
Dimensione | Classe Magn. | Classe Macchia | Posizione | |
|---|---|---|---|---|---|
| 2011/09/14 | 2 | 50 | DSO | N27E70 | |
| 2011/09/15 | 3 | 60 | DSO | N26E55 | |
| 2011/09/16 | 8 | 130 | DAI | N27E40 | |
| 2011/09/17 | 8 | 130 | DAO | N26E31 | |
| 2011/09/18 | 9 | 130 | CAO | N25E19 | |
| 2011/09/19 | 11 | 100 | DSO | N25E06 | |
| 2011/09/20 | 8 | 50 | HSX | N26W05 | |
| 2011/09/21 | 5 | 30 | CRO | N27W16 | |
| 2011/09/22 | 4 | 20 | CRO | N26W29 | |
| 2011/09/23 | 1 | 10 | AXX | N26W44 | |
| 2011/09/24 | 1 | 10 | AXX | N26W56 |
| C | M |
|---|---|
| 9 | 1 |
| Inizio | Massimo | Fine | ||||
|---|---|---|---|---|---|---|
| 1 | M1.37 | 2011/09/20 | 05:00 | 05:13 | 05:17 | |
| 2 | C8.98 | 2011/09/19 | 07:19 | 07:37 | 09:14 | |
| 3 | C4.61 | 2011/09/23 | 12:10 | 12:23 | 12:40 | |
| 4 | C3.54 | 2011/09/19 | 04:52 | 04:59 | 05:14 | |
| 5 | C3.24 | 2011/09/16 | 17:09 | 17:21 | 17:27 | |
| 6 | C2.33 | 2011/09/20 | 11:48 | 11:52 | 11:56 | |
| 7 | C2.09 | 2011/09/20 | 00:15 | 00:19 | 00:23 | |
| 8 | C2.07 | 2011/09/14 | 11:50 | 11:53 | 11:56 | |
| 9 | C1.51 | 2011/09/15 | 18:27 | 18:32 | 18:38 | |
| 10 | C1.36 | 2011/09/14 | 15:00 | 15:04 | 15:07 |
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| Ultimo brillamento X | 2026/04/24 | X2.5 |
| Ultimo brillamento M | 2026/05/29 | M1.1 |
| Ultima tempesta geomagnetica | 2026/05/16 | 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 | 97.9 +18.6 |
| Ultimi 30 giorni | 97.9 +5 |