| Numero di macchie solari |
Dimensione | Classe Magn. | Classe Macchia | Posizione | |
|---|---|---|---|---|---|
| 2021/09/05 | 6 | 60 | DSO | S20E34 | |
| 2021/09/06 | 11 | 220 | DSO | S21E20 | |
| 2021/09/07 | 10 | 240 | DSO | S21E05 | |
| 2021/09/08 | 17 | 300 | DHI | S21W07 | |
| 2021/09/09 | 18 | 260 | DHI | S21W21 | |
| 2021/09/10 | 20 | 250 | DKI | S23W33 | |
| 2021/09/11 | 21 | 260 | DKI | S21W50 | |
| 2021/09/12 | 6 | 200 | DAO | S20W62 | |
| 2021/09/13 | 5 | 100 | CAO | S19W78 | |
| 2021/09/14 | 3 | 60 | DSO | S21W88 |
| B | C |
|---|---|
| 25 | 5 |
| Inizio | Massimo | Fine | ||||
|---|---|---|---|---|---|---|
| 1 | C2.4 | 2021/09/08 | 12:46 | 12:58 | 13:04 | |
| 2 | C1.3 | 2021/09/11 | 05:11 | 05:19 | 05:28 | |
| 3 | C1.1 | 2021/09/08 | 03:03 | 03:14 | 03:19 | |
| 4 | C1.1 | 2021/09/10 | 20:48 | 21:34 | 22:13 | |
| 5 | C1.1 | 2021/09/14 | 06:40 | 06:49 | 06:53 | |
| 6 | B8.7 | 2021/09/14 | 03:37 | 03:46 | 03:52 | |
| 7 | B7.8 | 2021/09/11 | 04:42 | 04:52 | 05:03 | |
| 8 | B7.6 | 2021/09/09 | 22:30 | 22:57 | 23:33 | |
| 9 | B7.5 | 2021/09/09 | 22:30 | 22:55 | 23:33 | |
| 10 | B6.8 | 2021/09/09 | 09:58 | 10:07 | 10:12 |
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 | 2025/12/08 | X1.1 |
| Ultimo brillamento M | 2025/12/29 | M1.0 |
| Ultima tempesta geomagnetica | 2025/12/22 | Kp5 (G1) |
| Giorni senza macchie | |
|---|---|
| Ultimo giorno senza macchie | 2022/06/08 |
| Media mensile Numero di Macchie Solari | |
|---|---|
| novembre 2025 | 91.8 -22.8 |
| dicembre 2025 | 116.5 +24.7 |
| Ultimi 30 giorni | 116.2 +30.6 |