The year 1973 had 12 full moons and 13 new moons. In June, there were two new moons and one full moon. Every other month had one full moon and one new moon. In January, June, July and in December was a lunar eclipse.
Calendar for the year 1973.
Lunar calendar for the years between 1960 and 2040.
The dates are based on UTC (Coordinated Universal Time).