What day of the week was December 20, 1987?

The day of the week December 20th, 1987 fell on was a Sunday.

There were 5 days until Christmas.

Yutaka Otsuka the Japanese baseball player was born on 20 December in 1987. As was Tariel Zintiridis the Greek martial artist .

In the worst peacetime sea disaster the the passenger ferry MV Doña Paz|Doña Paz sinks after colliding with the oil tanker Vector in the Tablas Strait in the Philippines, killing an estimated 4,000 people (1,749 official).