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 |
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Space weather facts
| Last X-flare | 2024/05/15 | X2.9 |
| Last M-flare | 2024/05/17 | M7.1 |
| Last geomagnetic storm | 2024/05/17 | Kp6 (G2) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| April 2024 | 136.5 +31.6 |
| May 2024 | 157.2 +20.7 |
| Last 30 days | 174.3 +64.2 |