Sunspot region AR11715
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2013/04/04 | 2 | 10 | BXO | N18W15 | |
| 2013/04/05 | 5 | 30 | CAO | N17W28 | |
| 2013/04/06 | 4 | 10 | BXO | N18W39 | |
| 2013/04/07 | 1 | 0 | AXX | N18W53 |
2013/04/05
2013/04/06
2013/04/07
|
2013/04/05
2013/04/06
2013/04/07
|
| C |
|---|
| 1 |
The top 1 solar flares from sunspot region 11715
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | C1.68 | 2013/04/06 | 19:35 | 19:57 | 20:12 |
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Space weather facts
| Last X-flare | 2026/02/04 | X4.21 |
| Last M-flare | 2026/02/16 | M2.4 |
| Last geomagnetic storm | 2026/02/22 | Kp5+ (G1) |
| Spotless days | |
|---|---|
| Last 365 days | 3 days |
| 2026 | 3 days (5%) |
| Current stretch | 4 days |
| Monthly mean Sunspot Number | |
|---|---|
| January 2026 | 112.6 -11.4 |
| February 2026 | 78.9 -33.7 |
| Last 30 days | 86.6 -35.9 |