maankalendermaanden
Maankalendermaanden, also known as lunar months, are divisions of time based on the cycles of the Moon's phases. The most common type is the synodic month, which is the period from one new moon to the next. This typically lasts about 29.53 days. Historically, many cultures used lunar calendars, or lunisolar calendars that incorporated lunar months alongside solar years, to track time for agricultural, religious, and social purposes.
The phases of the Moon, from new moon to full moon and back to new moon, are