| Numero di macchie solari |
Dimensione | Classe Magn. | Classe Macchia | Posizione | |
|---|---|---|---|---|---|
| 2004/12/11 | 4 | 20 | DSO | N13W20 | |
| 2004/12/12 | 6 | 50 | DAO | N13W34 | |
| 2004/12/13 | 16 | 100 | DAO | N13W47 | |
| 2004/12/14 | 12 | 120 | DAI | N13W60 | |
| 2004/12/15 | 8 | 130 | DSO | N13W74 | |
| 2004/12/16 | 4 | 150 | DAO | N13W88 |
| B |
|---|
| 21 |
| Inizio | Massimo | Fine | ||||
|---|---|---|---|---|---|---|
| 1 | B8.37 | 2004/12/11 | 20:14 | 21:22 | 21:48 | |
| 2 | B5.47 | 2004/12/16 | 09:45 | 09:49 | 09:54 | |
| 3 | B4.95 | 2004/12/12 | 22:33 | 22:38 | 22:43 | |
| 4 | B4.56 | 2004/12/15 | 05:07 | 05:28 | 05:33 | |
| 5 | B4.53 | 2004/12/13 | 17:01 | 17:24 | 17:30 | |
| 6 | B4.38 | 2004/12/14 | 08:15 | 08:20 | 08:24 | |
| 7 | B4.04 | 2004/12/13 | 16:23 | 16:30 | 16:39 | |
| 8 | B3.72 | 2004/12/12 | 21:56 | 22:05 | 22:19 | |
| 9 | B3.66 | 2004/12/14 | 01:03 | 01:11 | 01:13 | |
| 10 | B3.56 | 2004/12/12 | 23:25 | 23:29 | 23:31 |
A lot of people come to SpaceWeatherLive to follow the Solar activity or if there is a chance to see the aurora, but with more traffic comes higher costs to keep the servers online. If you like SpaceWeatherLive and want to support the project you can choose a subscription for an ad-free site or consider a donation. With your help we can keep SpaceWeatherLive online!
| Ultimo brillamento X | 2026/04/24 | X2.5 |
| Ultimo brillamento M | 2026/05/17 | M1.4 |
| 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 | 92.6 +13.3 |
| Ultimi 30 giorni | 97.4 +6.8 |