Calendar Gregorian Vs Julian

Calendar Gregorian Vs Julian. The julian calendar is the name given to the revised roman calendar that was introduced by julius caesar (with the advice of an astronomer) in 46 bce and took effect in 45 bce. In the julian calendar, a leap year occurs every four years without exception.

The difference between the julian and gregorian calendar is that the julian calendar was introduced by julius caesar in 45 bce and has a leap year every four years,. The difference in the average length of the year between julian (365.25 days) and.