| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2001/09/21 | 9 | 60 | DAO | N08W15 | |
| 2001/09/22 | 15 | 120 | DAC | N09W24 | |
| 2001/09/23 | 9 | 50 | DAO | N08W43 | |
| 2001/09/24 | 5 | 10 | BXO | N07W57 | |
| 2001/09/25 | 1 | 0 | AXX | N08W69 | |
| 2001/09/26 | 1 | 0 | AXX | N09W85 |
| C | M |
|---|---|
| 1 | 2 |
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | M2.21 | 2001/09/20 | 18:12 | 18:17 | 18:21 | |
| 2 | M1.1 | 2001/09/21 | 06:44 | 07:02 | 07:07 | |
| 3 | C5.57 | 2001/09/21 | 20:08 | 20:12 | 20:18 |
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 | 2025/12/08 | X1.1 |
| Last M-flare | 2025/12/21 | M1.3 |
| Last geomagnetic storm | 2025/12/22 | Kp5 (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| November 2025 | 91.8 -22.8 |
| December 2025 | 114.8 +23 |
| Last 30 days | 109.3 +22.9 |