Sunspot region AR12407
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2015/08/31 | 3 | 30 | CRO | N15W48 | |
| 2015/09/01 | 5 | 20 | CRO | N15W62 | |
| 2015/09/02 | 5 | 50 | CSO | N16W75 | |
| 2015/09/03 | 3 | 30 | CSO | N17W87 | |
| 2015/09/04 | 3 | 30 | CSO | N17W0* |
2015/08/31
2015/09/01
2015/09/02
2015/09/03
|
2015/08/31
2015/09/01
2015/09/02
2015/09/03
|
| B | C |
|---|---|
| 3 | 1 |
The top 4 solar flares from sunspot region 12407
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | C2.47 | 2015/09/03 | 11:28 | 11:37 | 11:48 | |
| 2 | B6.81 | 2015/09/02 | 07:50 | 07:55 | 08:00 | |
| 3 | B4.04 | 2015/09/03 | 07:00 | 07:03 | 07:08 | |
| 4 | B3.88 | 2015/09/03 | 09:38 | 09:43 | 09:51 |
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 |