| Numero di macchie solari |
Dimensione | Classe Magn. | Classe Macchia | Posizione | |
|---|---|---|---|---|---|
| 2011/12/19 | 5 | 30 | DRO | S18E25 | |
| 2011/12/20 | 12 | 100 | DAI | S18E18 | |
| 2011/12/21 | 13 | 120 | DAI | S19E06 | |
| 2011/12/22 | 17 | 140 | DSC | S14W10 | |
| 2011/12/23 | 9 | 50 | DAI | S19W21 | |
| 2011/12/24 | 15 | 100 | DSI | S18W35 | |
| 2011/12/25 | 8 | 30 | CSO | S18W48 |
| C |
|---|
| 7 |
| Inizio | Massimo | Fine | ||||
|---|---|---|---|---|---|---|
| 1 | C6.17 | 2011/12/21 | 04:48 | 04:55 | 04:59 | |
| 2 | C5.65 | 2011/12/21 | 07:35 | 07:40 | 07:43 | |
| 3 | C5.24 | 2011/12/21 | 06:22 | 06:27 | 06:33 | |
| 4 | C4.56 | 2011/12/21 | 02:57 | 03:12 | 03:16 | |
| 5 | C3.61 | 2011/12/21 | 15:25 | 15:28 | 15:30 | |
| 6 | C3.15 | 2011/12/21 | 09:03 | 09:09 | 09:15 | |
| 7 | C2.4 | 2011/12/23 | 21:35 | 21:39 | 21:43 |
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| Ultimo brillamento X | 2026/03/30 | X1.5 |
| Ultimo brillamento M | 2026/04/04 | M1.0 |
| Ultima tempesta geomagnetica | 2026/04/03 | Kp7- (G3) |
| Giorni senza macchie | |
|---|---|
| Ultimi 365 giorni | 3 giorni |
| 2026 | 3 giorni (3%) |
| Ultimo giorno senza macchie | 2026/02/24 |
| Media mensile Numero di Macchie Solari | |
|---|---|
| marzo 2026 | 85.9 +7.7 |
| aprile 2026 | 128.3 +42.3 |
| Ultimi 30 giorni | 97.5 +35.7 |