Sunspot region AR12831
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2021/06/07 | 1 | 10 | HRX | N24W83 |
2021/06/07
|
2021/06/07
|
| B | C |
|---|---|
| 3 | 2 |
The top 5 solar flares from sunspot region 12831
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | C3.8 | 2021/06/09 | 08:44 | 09:07 | 09:22 | |
| 2 | C1.8 | 2021/06/09 | 11:50 | 11:59 | 12:03 | |
| 3 | B8.8 | 2021/06/09 | 19:27 | 19:48 | 20:04 | |
| 4 | B8.0 | 2021/06/09 | 19:09 | 19:24 | 19:27 | |
| 5 | B4.5 | 2021/06/10 | 09:00 | 09:08 | 09:20 |
Latest news
Saturday, 14 September 2024
X4.5 solar flare with a fast coronal mass ejection
Thursday, 12 September 2024
G3 geomagnetic storm watch due to CME passage
Monday, 12 August 2024
Severe G4 geomagnetic storm
Latest forum messages
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Space weather facts
| Last X-flare | 2024/09/14 | X4.54 |
| Last M-flare | 2024/09/14 | M3.0 |
| Last geomagnetic storm | 2024/09/17 | Kp8- (G4) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| August 2024 | 215.5 +19 |
| September 2024 | 147.6 -68 |
| Last 30 days | 153.9 -57.9 |