The Julian Date is a steady rely of days and fractions of a day since midday Common Time on January 1, 4713 BC, which is New Yr’s Day of the Julian calendar. The Julian Date is commonly utilized by astronomers and historians to trace dates over lengthy intervals of time.
The Julian Date is essential as a result of it offers a option to uniquely establish a selected date and time. That is helpful for quite a lot of functions, reminiscent of monitoring the motion of celestial our bodies, recording historic occasions, and synchronizing completely different calendars.