Julian Calendar 20252. Enter either a calendar date, or a julian date and click calculate. It took effect the following year, 45 bc (709 auc), and continued to be.
The julian calendar is a solar calendar introduced by julius caesar in 45 bce, aiming to align the calendar year with the solar year. The julian date of a specific date in the gregorian calendar can be calculated using various formulas based on the year, month, and day values.