Sunspot region AR8145
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 1998/01/25 | 5 | 20 | BXO | N28E59 | |
| 1998/01/26 | 3 | 30 | BXO | N29E48 | |
| 1998/01/27 | 5 | 20 | BXO | N28E35 | |
| 1998/01/28 | 6 | 20 | BXO | N28E24 | |
| 1998/01/29 | 7 | 20 | BXO | N28E11 | |
| 1998/01/30 | 4 | 10 | BXO | N28W02 | |
| 1998/01/31 | 4 | 10 | BXO | N28W14 | |
| 1998/02/01 | 2 | 30 | AXX | N28W27 | |
| 1998/02/02 | 3 | 10 | BXO | N28W41 |
| B | C | M |
|---|---|---|
| 1 | 1 | 1 |
The top 3 solar flares from sunspot region 8145
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | M1.8 | 1998/01/25 | 21:26 | 21:36 | 21:43 | |
| 2 | C1.76 | 1998/01/26 | 14:36 | 14:47 | 14:56 | |
| 3 | B9.19 | 1998/01/26 | 03:49 | 03:52 | 03:59 |
Latest news
Sunday, 1 February 2026
Complex sunspot region 4366
Monday, 19 January 2026
CME impact! S4 solar radiation storm
Sunday, 18 January 2026
X1.9 solar flare with earth-directed CME
Latest forum messages
AR4366 1027Yes, we really went to the moon before. 3Filaments and prominences 487Do the high-resolution sunspot counts point to more complex sunspots? 62AR 4373 4
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 | 2026/02/04 | X4.3 |
| Last M-flare | 2026/02/11 | M1.4 |
| Last geomagnetic storm | 2026/02/05 | Kp5+ (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| January 2026 | 112.6 -11.4 |
| February 2026 | 129.4 +16.8 |
| Last 30 days | 129.3 +29.3 |