Biblical Feast Calculator

Based on Astronomical Vernal Equinox & Conjunctions

Time Zone View:

Note: Date determination is always based on Jerusalem calculation. This toggle only affects displayed times.

Calculation Methodology:

1 Nisan is determined by the New Moon conjunction nearest to the Vernal Equinox (closest in time, whether before or after). All dates are calculated based on Jerusalem time. Biblical days begin at the preceding sundown.