| Numero di macchie solari |
Dimensione | Classe Magn. | Classe Macchia | Posizione | |
|---|---|---|---|---|---|
| 2011/04/27 | 8 | 20 | CAI | N21W23 | |
| 2011/04/28 | 12 | 120 | DAI | N21W34 | |
| 2011/04/29 | 10 | 170 | DHI | N18W48 | |
| 2011/04/30 | 8 | 180 | ESI | N18W62 | |
| 2011/05/01 | 7 | 200 | DHI | N20W74 | |
| 2011/05/02 | 5 | 210 | DSO | N18W86 |
| B | C |
|---|---|
| 1 | 10 |
| Inizio | Massimo | Fine | ||||
|---|---|---|---|---|---|---|
| 1 | C9.36 | 2011/05/01 | 23:25 | 23:32 | 23:39 | |
| 2 | C3.53 | 2011/04/28 | 11:51 | 11:58 | 12:03 | |
| 3 | C2.46 | 2011/04/30 | 08:55 | 09:04 | 09:08 | |
| 4 | C2.22 | 2011/04/30 | 08:11 | 08:19 | 08:28 | |
| 5 | C1.69 | 2011/05/02 | 14:01 | 14:05 | 14:07 | |
| 6 | C1.25 | 2011/04/29 | 01:26 | 01:29 | 01:31 | |
| 7 | C1.23 | 2011/04/27 | 06:13 | 06:17 | 06:27 | |
| 8 | C1.17 | 2011/04/28 | 10:02 | 10:19 | 10:28 | |
| 9 | C1.15 | 2011/04/28 | 21:06 | 21:12 | 21:18 | |
| 10 | C1.07 | 2011/04/30 | 04:14 | 04:20 | 04:24 |
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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 |