Sunspot region AR12405
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2015/08/28 | 1 | 10 | AXX | S21E45 | |
| 2015/08/29 | 5 | 10 | BXO | S23E35 | |
| 2015/08/30 | 3 | 20 | CRO | S19E21 | |
| 2015/08/31 | 3 | 10 | BXO | S20E09 | |
| 2015/09/01 | 1 | 0 | AXX | S21W03 |
2015/08/28
2015/08/29
2015/08/30
2015/08/31
2015/09/01
|
2015/08/28
2015/08/29
2015/08/30
2015/08/31
2015/09/01
|
| B | C |
|---|---|
| 1 | 4 |
The top 5 solar flares from sunspot region 12405
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | C2.5 | 2015/08/28 | 21:27 | 21:39 | 21:44 | |
| 2 | C2.02 | 2015/08/29 | 14:01 | 14:20 | 14:26 | |
| 3 | C1.41 | 2015/08/30 | 13:29 | 13:51 | 13:54 | |
| 4 | C1.4 | 2015/08/28 | 09:44 | 09:47 | 09:49 | |
| 5 | B7.45 | 2015/08/31 | 14:27 | 14:38 | 14:47 |
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 |