Marita Koch, German sprinter

Marita Koch is a German former sprint track and field athlete. During her career she set 16 world records in outdoor sprints as well as 14 world records in indoor events. Her record of 47.60 in the 400 metres, set on 6 October 1985, still stands.

February 18 is the 49th day of the year in the Gregorian calendar; 316 days remain until the end of the year.