Sunspot region AR11840
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2013/09/12 | 5 | 20 | CRO | S12W03 | |
| 2013/09/13 | 2 | 1 | AXX | S11W19 | |
| 2013/09/17 | 2 | 10 | BXO | S11W75 | |
| 2013/09/18 | 1 | 10 | AXX | S11W89 | |
| 2013/09/19 | 1 | 10 | AXX | S11W0* |
2013/09/12
2013/09/13
2013/09/17
2013/09/18
2013/09/19
|
2013/09/12
2013/09/13
2013/09/17
2013/09/18
2013/09/19
|
Latest news
Monday, 11 November 2024
Coronal hole faces Earth
Friday, 1 November 2024
X2.0 solar flare
Wednesday, 9 October 2024
X1.8 solar flare, severe geomagnetic storm watch
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Space weather facts
| Last X-flare | 2024/11/06 | X2.39 |
| Last M-flare | 2024/11/13 | M1.7 |
| Last geomagnetic storm | 2024/11/10 | Kp5+ (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| October 2024 | 166.4 +25 |
| November 2024 | 166 -0.4 |
| Last 30 days | 163.2 +18.4 |