| ID | #1507550847 |
| Added | Mon, 09/10/2017 |
| Author | July N. |
| Sources | |
| Phenomena | |
| Status | Result
|
| Resume |
Initial data
In the sky over Krasnoyarsk there was an unknown object in the form of a black ring. The locals immediately recorded a UFO on camera in their gadgets.
Round black colour with precise borders that slowly hovered in the air over the Siberian city captured by a local resident. Soon the video appeared on the Network. "How scary," says the author of the video. Two years ago, a strange black ring scared the population Shortandy, Kazakhstan. There appeared a mysterious circle of black color with a diameter of 100 meters, which soon disappeared, having hung in the air for at least 15 minutes. Local physicists have calculated that the object may be a soliton: a swirling vortex, known in meteorology.
For its creation it is necessary to produce the release of the burning substance from the cylinder a huge diameter. Scientists have pointed out that from the ring stretched the trail on the ground that tells about him as a product of combustion.
Translated by «Yandex.Translator»
Hypotheses
Vortex ring
Toroidal vortex (also vortex ring) is a phenomenon in which the region of rotating fluid moving through the same or a different area of a fluid when the flow pattern takes the shape of a toroid (donut).
Investigation
The appearance of a characteristic vortex ring of natural or artificial origin.
Translated by «Yandex.Translator»
Resume
Vortex ring
Toroidal vortex (also vortex ring) is a phenomenon in which the region of rotating fluid moving through the same or a different area of a fluid when the flow pattern takes the shape of a toroid (donut).
Similar facts
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