Sunspot region AR12839
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2021/07/04 | 4 | 30 | CRO | N19E37 | |
| 2021/07/05 | 5 | 50 | CAO | N19E24 | |
| 2021/07/06 | 6 | 20 | CRO | N19E10 | |
| 2021/07/07 | 5 | 10 | BXO | N19W04 | |
| 2021/07/08 | 1 | 10 | AXX | N19W17 | |
| 2021/07/09 | 1 | 10 | AXX | N19W27 |
2021/07/04
2021/07/05
2021/07/06
2021/07/07
2021/07/08
2021/07/09
|
2021/07/04
2021/07/05
2021/07/06
2021/07/07
2021/07/08
2021/07/09
|
| B | C |
|---|---|
| 5 | 1 |
The top 6 solar flares from sunspot region 12839
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | C1.3 | 2021/07/04 | 07:52 | 07:57 | 08:01 | |
| 2 | B5.6 | 2021/07/04 | 07:42 | 07:49 | 07:52 | |
| 3 | B4.7 | 2021/07/04 | 10:56 | 10:59 | 11:03 | |
| 4 | B4.6 | 2021/07/05 | 04:19 | 04:31 | 04:50 | |
| 5 | B3.1 | 2021/07/04 | 16:13 | 16:21 | 16:30 | |
| 6 | B1.5 | 2021/07/09 | 00:07 | 00:11 | 00:17 |
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 | 147.6 -68 |
| Last 30 days | 154.6 -57.2 |