Sunspot region AR8447
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 1999/01/23 | 4 | 30 | CRO | N19W20 | |
| 1999/01/24 | 3 | 10 | BXO | N19W34 | |
| 1999/01/25 | 6 | 30 | BXO | N20W46 | |
| 1999/01/26 | 3 | 30 | CSO | N19W59 | |
| 1999/01/27 | 2 | 20 | BXO | N19W73 |
| C | M |
|---|---|
| 1 | 1 |
The top 2 solar flares from sunspot region 8447
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | M1.19 | 1999/01/26 | 18:36 | 18:44 | 18:54 | |
| 2 | C2.49 | 1999/01/22 | 20:50 | 20:54 | 20:57 |
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 3967 33Penticton down? 701/21/2025 AR 3967 M3.3 CME 2The Terminator Theory and Implications for growth of Cycle 25 64Filaments and prominences 615
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 | 2025/01/21 | M3.3 |
| 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 |