Full moon
The source describes the full moon as a time when the body's energy can feel more pronounced.
// Rhythm
No Ashtanga classes on moon days
The source moon-days page says there are no Ashtanga classes on the days of full moon and new moon.
New moon
The source frames new moon as a quieter point in the cycle.
Practical note
Students should check the current shala schedule before planning practice around moon days.