| Numero di macchie solari |
Dimensione | Classe Magn. | Classe Macchia | Posizione | |
|---|---|---|---|---|---|
| 2011/05/09 | 6 | 30 | CRO | N13E49 | |
| 2011/05/10 | 9 | 100 | DSO | N12E36 | |
| 2011/05/11 | 8 | 70 | DSO | N12E22 | |
| 2011/05/12 | 8 | 50 | DSO | N12E08 | |
| 2011/05/13 | 8 | 50 | ESO | N12W06 | |
| 2011/05/14 | 8 | 20 | BXO | N12W19 | |
| 2011/05/15 | 3 | 30 | BXO | N11W33 | |
| 2011/05/16 | 7 | 50 | ESO | N11W48 | |
| 2011/05/17 | 9 | 50 | CSO | N08W64 | |
| 2011/05/18 | 2 | 10 | BXO | N09W78 | |
| 2011/05/19 | 2 | 30 | HSX | N09W90 |
| B | C |
|---|---|
| 6 | 3 |
| Inizio | Massimo | Fine | ||||
|---|---|---|---|---|---|---|
| 1 | C6.93 | 2011/05/15 | 23:25 | 23:34 | 23:41 | |
| 2 | C1.89 | 2011/05/15 | 14:11 | 14:25 | 14:30 | |
| 3 | C1.19 | 2011/05/15 | 17:39 | 17:43 | 17:45 | |
| 4 | B7.9 | 2011/05/16 | 10:31 | 10:40 | 10:49 | |
| 5 | B7.7 | 2011/05/15 | 16:16 | 16:20 | 16:22 | |
| 6 | B4.81 | 2011/05/19 | 02:09 | 02:13 | 02:15 | |
| 7 | B3.53 | 2011/05/17 | 01:40 | 01:43 | 01:48 | |
| 8 | B3.24 | 2011/05/18 | 00:56 | 01:00 | 01:05 | |
| 9 | B2.67 | 2011/05/18 | 16:33 | 16:37 | 16:41 |
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| Ultimo brillamento X | 2026/04/24 | X2.5 |
| Ultimo brillamento M | 2026/05/22 | M2.3 |
| 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 | 87.5 +8.2 |
| Ultimi 30 giorni | 95.7 +3.6 |