Assertion: moon | /r/HasProperty | 29 or 30 days
Facets:
value: in length
type: OTHER
value: as two glyphs
type: OTHER
Source sentences:
text: The Maya wrote whether the lunar month was 29 or 30 days as two glyphs: a glyph for lunation length followed by either a glyph made up of a moon glyph over a bundle with a suffix of 9 for a 29-day lunation or a moon glyph with a suffix of 10 for a 30-day lunation.
text: 1 lunar month = 29.53059 days where a calendar month is anywhere from29-31 days
text: Synodic months are 29 or 30 days in length, making a lunar year of 12 months about 11 days shorter than a solar year.
text: Because the Lunar Month is 29 or 30 days, this would be impossible with the recurring weekly cycle.