September 29: Scientists predict that the Earth's magnetic field will calm down

29 September 2017, 15:13 | Technologies
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Scientists have explained the cause of the magnetic storm and gave a favorable forecast for the near future.

A strong magnetic storm occurred on Earth due to the impact of our planet in the flow of fast solar wind. This is evidenced by the data of the spacecraft ACE, located on the Sun-Earth line at the gravitational equilibrium point L1 ", experts said.

The earth entered the stream of fast solar wind on Wednesday around 8:00 am Kyiv time, when the speed of the surrounding plasma increased from 300-350 km / s to about 500 km / s. The first contact with the flow transferred the Earth's magnetic field to the disturbed state in which it was before the end of the day. About midnight, the speed of the solar wind blowing the Earth increased to 650-700 km / s and now is at this level, which is almost twice as high as the average.

According to experts, in the past 24 hours the Earth passed the most high-velocity part of the stream and experienced the greatest impact. Although the strength of the magnetic storm is unlikely to increase, the Earth's magnetic field will completely calm down by mid-Friday, September 29. According to the information on the website "Cosmic weather" of the Kharkiv Astronomical Observatory, this forecast is destined to come true - the amplitude of the oscillations of the index of geomagnetic disturbance is permanently decreasing.

Forecast of the Institute of Terrestrial Magnetism, Ionosphere and Propagation of Radio Waves to them.

Pushkov Institute of the Russian Academy of Sciences is a bit pessimistic. According to the staff of the Institute, all day on Friday, September 29, and on Saturday night, September 30, geomagnetic activity will be increased. Small magnetic storms are possible. Similar forecast for website Gismeteo. ua, compiled from the information of the Space Weather Prediction Center of the National Oceanic and Atmospheric Administration of the USA.

According to Internet media.




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