contrail gap

  1. Mick West

    Two Contrails, One Gap. How side-by-side contrails can differ

    The above image shows two parallel contrails, the one that is lower in the image is showing a gap. I took the photo because I though the second trail (just 20 seconds or so old) might also develop a gap in the same spot. But as it happened, it did not. The gap persisted, and no new cap was...
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