Sunspot region AR12810
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2021/03/16 | 2 | 30 | HRX | N18E64 | |
| 2021/03/17 | 2 | 50 | HAX | N18E52 | |
| 2021/03/18 | 2 | 200 | HAX | N18E39 | |
| 2021/03/19 | 4 | 30 | HRX | N18E26 | |
| 2021/03/20 | 2 | 10 | AXX | N19E13 |
2021/03/16
2021/03/17
2021/03/18
2021/03/19
2021/03/20
|
2021/03/16
2021/03/17
2021/03/18
2021/03/19
2021/03/20
|
| B |
|---|
| 3 |
The top 3 solar flares from sunspot region 12810
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | B5.0 | 2021/03/22 | 01:10 | 01:40 | 01:59 | |
| 2 | B1.8 | 2021/03/25 | 16:41 | 16:51 | 16:59 | |
| 3 | B1.3 | 2021/03/21 | 18:51 | 19:01 | 19:14 |
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? 64Yes, we really went to the moon before. 5AR4366 1029Feb 8-9 CMEs 28Current Farside Activity 374
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Space weather facts
| Last X-flare | 2026/02/04 | X4.3 |
| Last M-flare | 2026/02/12 | 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 | 125.3 +12.7 |
| Last 30 days | 130.4 +32.7 |