yes it was a full moon on December 21 1980. The day was Sunday and I know it as I was born on this date
The Moon was in the "waning gibbous" phase, at 93% full. It was full yesterday (January 20, 2011). You can see the Phases of the Moon on the US Naval Observatory's website at the link below.
The last three full moons in 2010 occur on October 23, November 21, and December 21. Everybody on earth, no matter where they live, sees the same moon phase at the same time.
The Full Moon occurred on February 28, 2010. By March 2, it had waned to 95% illuminated. Subsequent Full Moons will occur on: March 30, 2010 April 28 May 27 June 26 July 26 August 24 September 23 October 23 November 21 December 21
It was a full moon
December 21
In December of 2010, the moon reaches apogee at 09 GMT on the 13th, and perigee at 12 GMT on the 25th.
The Full Moon will be eclipsed from roughly 1:30 AM to 4 AM Eastern time, on the morning of December 21, 2010.
The Bozo Show - 1980 1982-12-21 was released on: USA: 21 December 1982
The Moon was new on December 22, and will be "waxing", or increasing, until the Full moon. The next Full moon will be Jon January 11, 2009, and will be waning for two weeks after that.
A Time for Miracles - 1980 TV was released on: USA: 21 December 1980
Meteor - 1979 was released on: Sweden: 19 October 1979 USA: 19 October 1979 Japan: 27 October 1979 Norway: 27 November 1979 Spain: 1 December 1979 Australia: 20 December 1979 Finland: 21 December 1979 UK: 21 December 1979 France: 9 January 1980 Portugal: 18 January 1980 Denmark: 1 February 1980 Colombia: 21 February 1980 West Germany: 21 February 1980 Philippines: 1 July 1980 (Davao)
After 21 days from a new moon, you would reach a full moon phase. The lunar cycle takes approximately 29.5 days to complete, so 21 days after a new moon would place you close to a full moon phase.