Sunspot region AR12844
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2021/07/16 | 1 | 20 | AXX | S43E59 | |
| 2021/07/17 | 1 | 10 | AXX | S43E49 | |
| 2021/07/18 | 1 | 10 | AXX | S41E35 | |
| 2021/07/19 | 1 | 10 | AXX | S43E22 |
2021/07/16
2021/07/17
2021/07/18
2021/07/19
|
2021/07/16
2021/07/17
2021/07/18
2021/07/19
|
| B |
|---|
| 4 |
The top 4 solar flares from sunspot region 12844
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | B4.1 | 2021/07/16 | 12:54 | 12:59 | 13:05 | |
| 2 | B1.6 | 2021/07/16 | 16:23 | 16:26 | 16:31 | |
| 3 | B1.5 | 2021/07/16 | 20:40 | 20:45 | 20:49 | |
| 4 | B1.2 | 2021/07/16 | 18:20 | 18:27 | 18:33 |
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
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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 | 149.4 -66.1 |
| Last 30 days | 156.7 -55.8 |