Sunspot region AR8657
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 1999/08/03 | 1 | 40 | HSX | S32E71 | |
| 1999/08/04 | 1 | 60 | HAX | S31E56 | |
| 1999/08/05 | 6 | 140 | CSO | S30E43 | |
| 1999/08/06 | 11 | 90 | CSO | S30E28 | |
| 1999/08/07 | 11 | 100 | DSO | S30E16 | |
| 1999/08/08 | 11 | 130 | DSO | S30E04 | |
| 1999/08/09 | 7 | 90 | DSO | S31W09 | |
| 1999/08/10 | 5 | 100 | DAO | S30W22 | |
| 1999/08/11 | 2 | 60 | CSO | S31W35 | |
| 1999/08/12 | 2 | 60 | CSO | S31W48 | |
| 1999/08/13 | 1 | 60 | HSX | S28W56 | |
| 1999/08/14 | 1 | 70 | HSX | S30W68 | |
| 1999/08/15 | 1 | 20 | HSX | S31W85 |
| C |
|---|
| 2 |
The top 2 solar flares from sunspot region 8657
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | C1.76 | 1999/08/08 | 14:23 | 14:26 | 14:31 | |
| 2 | C1.71 | 1999/08/10 | 14:28 | 14:32 | 14:49 |
Latest news
Wednesday, 31 December 2025
Happy New Year! Celebrate with an M7.1 solar flare!
Sunday, 7 December 2025
M8.1 solar flare with earth-directed CME
Monday, 1 December 2025
X1.9 solar flare, Coronal hole faces Earth
Latest forum messages
More topicsSupport SpaceWeatherLive.com!
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!
Space weather facts
| Last X-flare | 2025/12/08 | X1.1 |
| Last M-flare | 2025/12/31 | M7.2 |
| 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 |
| Last 30 days | 116.4 +22.7 |