Robert Tankersley
Member
[Admin Update] Solved! It's a short segment of contrail from flight UA 4597, Illuminated head-on by the setting sun, casting a shadow behind, and drifting and spreading in the wind. Full explanation in the thread below.
![](https://www.metabunk.org/sk/_20140209_154928.jpg)
![](https://www.metabunk.org/sk/_20140209_155030.jpg)
![](https://www.metabunk.org/sk/_20140209_154928.jpg)
![](https://www.metabunk.org/sk/_20140209_155030.jpg)
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