EPACT

Solar-lunar calendars differential

• Astronomical difference

• Calendar adjustment

• Difference in days between the lunar and solar year

• Lunar-solar time gap

• Lunar/solar calendar harmonizer

• Moon variation

• Moon's age at the new year

• Solar lunar equalizer

• Solar year-lunar year differential

• Solar-calendar period

• Solar-lunar calendar discrepancy

• Solar-lunar difference

• Solar-lunar year difference

• Solar-vs.-lunar year period

• Solar-year excess

• Time excess of a sort