Sunspot region AR8628
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 1999/07/10 | 3 | 30 | CRO | N18E52 | |
| 1999/07/11 | 7 | 20 | CRO | N19E36 | |
| 1999/07/12 | 20 | 170 | EAO | N18E20 | |
| 1999/07/13 | 21 | 210 | DAO | N17E04 | |
| 1999/07/14 | 22 | 220 | DAO | N17W09 | |
| 1999/07/15 | 16 | 150 | DAO | N18W22 | |
| 1999/07/16 | 19 | 140 | EAO | N18W35 | |
| 1999/07/17 | 14 | 140 | EAO | N18W48 | |
| 1999/07/18 | 11 | 100 | DAO | N19W62 | |
| 1999/07/19 | 6 | 100 | DAO | N18W76 | |
| 1999/07/20 | 2 | 70 | DSO | N20W88 |
| C |
|---|
| 3 |
The top 3 solar flares from sunspot region 8628
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | C2.23 | 1999/07/12 | 03:33 | 03:37 | 03:41 | |
| 2 | C2.21 | 1999/07/12 | 19:42 | 19:47 | 19:56 | |
| 3 | C1.74 | 1999/07/11 | 05:59 | 06:03 | 06:06 |
Latest news
Thursday, 16 January 2025
Coronal hole faces Earth
Saturday, 4 January 2025
Sunspot region 3947, X-class solar flares
Monday, 30 December 2024
Two earth-directed coronal mass ejections
Latest forum messages
AR 13961 99Comet C/2024 G3 (ATLAS) in LASCO C3 25AR 3967 37Unexplained proton activity 45Penticton down? 7
More topicsSupport SpaceWeatherLive.com!
A lot of people come to SpaceWeatherLive to follow the Sun's activity or if there is aurora to be seen, but with more traffic comes higher server costs. Consider a donation if you enjoy SpaceWeatherLive so we can keep the website online!
Space weather facts
| Last X-flare | 2025/01/04 | X1.85 |
| Last M-flare | 2025/01/22 | M1.3 |
| Last geomagnetic storm | 2025/01/04 | Kp5 (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| December 2024 | 154.5 +2 |
| January 2025 | 145.2 -9.3 |
| Last 30 days | 163.2 +45.8 |