Full and New Moon positions over a year.
Years ago I drew the positions of rise and set positions of the New and Full Moon for each month of the year. Looking for patterns. It looks as if the position of the New and Full Moons at the equinox could be relevant. From the diagram you can see that: At the equinox, the full and new moons rise and set in the same position as each other. Here are the positions of full and new moon rise and set.