| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2013/03/17 | 2 | 10 | BXO | S13E54 | |
| 2013/03/18 | 5 | 60 | CSO | S13E41 | |
| 2013/03/20 | 1 | 10 | AXX | S13E13 |
| B | C |
|---|---|
| 1 | 2 |
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | C1.33 | 2013/03/18 | 01:17 | 01:32 | 01:40 | |
| 2 | C1.13 | 2013/03/18 | 12:20 | 12:27 | 12:34 | |
| 3 | B3.59 | 2013/03/26 | 12:18 | 13:06 | 13:37 |
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!
| Last X-flare | 2025/12/01 | X1.9 |
| Last M-flare | 2025/12/04 | M6.0 |
| Last geomagnetic storm | 2025/12/04 | Kp5 (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| November 2025 | 91.8 -22.8 |
| December 2025 | 175.4 +83.6 |
| Last 30 days | 107.3 +14.6 |