Sunspot region AR12987
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2022/04/07 | 1 | 10 | AXX | S30E43 | |
| 2022/04/08 | 1 | 10 | AXX | S31E35 |
2022/04/07
2022/04/08
|
2022/04/07
2022/04/08
|
| C | M |
|---|---|
| 2 | 1 |
The top 3 solar flares from sunspot region 12987
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | M1.9 | 2022/04/18 | 17:12 | 17:24 | 17:31 | |
| 2 | C3.1 | 2022/04/18 | 22:24 | 22:32 | 22:40 | |
| 3 | C1.6 | 2022/04/11 | 04:59 | 05:21 | 05:58 |
Latest news
Sunday, 7 December 2025
M8.1 solar flare with earth-directed CME
Monday, 1 December 2025
X1.9 solar flare, Coronal hole faces Earth
Friday, 14 November 2025
X4.0 solar flare
Latest forum messages
AR4299 M8.1 CME 2025/12/06 453Sporadic E and Flare activity 37Notification bug 1AR4294 / 4296 / 4298 450Geminid Meteor Shower 2
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Space weather facts
| Last X-flare | 2025/12/08 | X1.1 |
| Last M-flare | 2025/12/10 | M4.4 |
| Last geomagnetic storm | 2025/12/10 | Kp6+ (G2) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| November 2025 | 91.8 -22.8 |
| December 2025 | 155.3 +63.5 |
| Last 30 days | 109 +10.8 |