Dictionary:Julian day
(jool’ y∂n) 1. The day number since noon, January 1, 4713 BC, the beginning of the Julian period. 2. The Julian date is a 4-digit way of expressing the date. Thus, the 33rd day of the year 1999 (Feb. 2) is expressed as 3399.
This website uses cookies. If you continue without changing your browser settings, you consent to our use of cookies in accordance with our cookie policy. You can disable cookies at any time. Learn more
We also use partner advertising cookies to deliver targeted, geophysics-related advertising to you; these cookies are not added without your direct consent.