Sunspot region AR12377
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2015/07/03 | 1 | 10 | HRX | S11W36 | |
| 2015/07/04 | 1 | 10 | AXX | S10W52 | |
| 2015/07/05 | 1 | 10 | AXX | S10W65 | |
| 2015/07/06 | 1 | 10 | AXX | S10W79 |
2015/07/03
2015/07/04
2015/07/05
2015/07/06
|
2015/07/03
2015/07/04
2015/07/05
2015/07/06
|
| C |
|---|
| 1 |
The top 1 solar flares from sunspot region 12377
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | C1.31 | 2015/07/05 | 13:06 | 13:20 | 13:35 |
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
Do the high-resolution sunspot counts point to more complex sunspots? 49AR 4373 1AR4366 969Feb 8-9 CMEs 6Current Farside Activity 366
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 | 2026/02/05 | M1.1 |
| 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 | 139.3 +26.7 |
| Last 30 days | 124.9 +18 |