Sunspot region AR11902
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2013/11/16 | 6 | 20 | DSO | N19W06 | |
| 2013/11/17 | 4 | 50 | DSO | N20W20 | |
| 2013/11/18 | 3 | 20 | CSO | N20W33 | |
| 2013/11/19 | 1 | 10 | AXX | N20W47 |
2013/11/16
2013/11/17
2013/11/18
2013/11/19
|
2013/11/16
2013/11/17
2013/11/18
2013/11/19
|
Latest news
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Space weather facts
| Last X-flare | 2025/12/01 | X1.9 |
| Last M-flare | 2025/12/04 | M6.0 |
| Last geomagnetic storm | 2025/12/04 | Kp5 (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| November 2025 | 91.8 -22.8 |
| December 2025 | 175.4 +83.6 |
| Last 30 days | 107.3 +14.6 |