Sunspot region AR13999
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2025/02/16 | 5 | 20 | CRO | N05E53 | |
| 2025/02/17 | 7 | 30 | CRO | N05E38 | |
| 2025/02/18 | 9 | 30 | CRO | N06E23 | |
| 2025/02/19 | 3 | 20 | CRO | N06E08 | |
| 2025/02/20 | 3 | 20 | CRO | N06W05 | |
| 2025/02/21 | 3 | 20 | CRO | N06W20 | |
| 2025/02/22 | 3 | 10 | BXO | N06W35 | |
| 2025/02/23 | 3 | 10 | BXO | N04W48 | |
| 2025/02/24 | 2 | 20 | CRO | N11W61 | |
| 2025/02/25 | 2 | 10 | BXO | N11W75 | |
| 2025/02/26 | 2 | 10 | BXO | N11W89 |
2025/02/16
2025/02/17
2025/02/18
2025/02/19
2025/02/20
2025/02/21
2025/02/22
2025/02/23
2025/02/24
2025/02/25
2025/02/26
|
2025/02/16
2025/02/17
2025/02/18
2025/02/19
2025/02/20
2025/02/21
2025/02/22
2025/02/23
2025/02/24
2025/02/25
2025/02/26
|
Latest news
Sunday, 7 December 2025
M8.1 solar flare with earth-directed CME
Monday, 1 December 2025
X1.9 solar flare, Coronal hole faces Earth
Friday, 14 November 2025
X4.0 solar flare
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AR4299 M8.1 CME 2025/12/06 319AR4294 / 4296 / 4298 444Growth of Cycle 25 977Light pillar 12Current Farside Activity 237
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Space weather facts
| Last X-flare | 2025/12/08 | X1.1 |
| Last M-flare | 2025/12/10 | M1.9 |
| 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 | 157.7 +65.9 |
| Last 30 days | 108.9 +11.4 |