Fatto generale: 48 is the number of Ptolemaic constellations.
Fatto matematico: 48 is a double factorial of 6, a highly composite number.
Trivia: 48 is the number of Ptolemaic constellations.
Data storica: February 17th is the day in 1500 that Duke Friedrich and Duke Johann attempt to subdue the peasantry of Dithmarschen, Denmark, in the Battle of Hemmingstedt.