Sigmund Jähn, German pilot and cosmonaut (died 2019)

Sigmund Werner Paul Jähn was a German pilot, cosmonaut, and Generalmajor in the National People's Army of the GDR. He was the first German to fly into space as part of the Soviet Union's Interkosmos program in 1978.

February 13 is the 44th day of the year in the Gregorian calendar; 321 days remain until the end of the year.