Solar alert

Issued on 2024 Jan 21 1303 UTC

A partial halo coronal mass ejection (CME) was observed in SOHO/LASCO C2 chronograph images on January 20, at 09:24 UTC with the main direction towards South-East. SIDC/CACTUS tools provide an estimated projected angular width of 151 degrees, and a projected speed of 631 km/s. The source of this CME is a filament eruption located near the central meridian. Due to its location, the CME is expected head-in towards Earth and impact the solar wind condition near Earth on January 22-23, with also a possible geomagnetic impact.

Reference for this alert

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