Sunspot region AR11845
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2013/09/18 | 1 | 10 | AXX | S20E59 | |
| 2013/09/19 | 1 | 10 | AXX | S18E48 | |
| 2013/09/20 | 1 | 10 | AXX | S18E34 | |
| 2013/09/23 | 3 | 10 | BXO | S17W05 |
2013/09/18
2013/09/19
2013/09/20
2013/09/23
|
2013/09/18
2013/09/19
2013/09/20
2013/09/23
|
| B |
|---|
| 1 |
The top 1 solar flares from sunspot region 11845
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | B6.59 | 2013/09/19 | 00:18 | 00:21 | 00:28 |
Latest news
Wednesday, 31 December 2025
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Space weather facts
| Last X-flare | 2025/12/08 | X1.1 |
| Last M-flare | 2026/01/11 | M3.3 |
| Last geomagnetic storm | 2026/01/11 | Kp5+ (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| December 2025 | 124 +32.2 |
| January 2026 | 100.8 -23.2 |
| Last 30 days | 99.2 -9.4 |