Translated with AI from the Russian original.
The Institute of Applied Geophysics registered four powerful class M flares on the Sun on Tuesday, February 4.

The first flare occurred almost immediately after midnight: at 00:12 Moscow time, scientists recorded a class M1.5 flare lasting 12 minutes in the X-ray range in spot group 3981 (N06E16).
Later, three more flares were recorded: at 03:50 Moscow time, a M1.3 flare lasting 23 minutes occurred in spot group 3981 (N04E10), then at 04:48 Moscow time in the same group (N05E11) - a M2.7 flare lasting 29 minutes, and at 08:18 Moscow time in spot group 3977 (N16W16) - a M1.2 flare lasting 19 minutes.
Class M flares registered on February 4 can cause temporary radio communication disruptions and minor disturbances in the ionosphere, but do not in themselves guarantee powerful geomagnetic storms.
Earlier www1.rureported that a powerful class X magnetic storm is expected on Earth. It may occur on February 4.
Read materials on the topic:
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