Computus - wikipedia, Computus (latin for "computation") is a calculation that determines the calendar date of easter. because the date is based on a calendar-dependent equinox rather than. Calendar converter - fourmilab, While any event in recorded human history can be written as a positive julian day number, when working with contemporary events all those digits can be cumbersome.. Calendars - numericana, Chronology & calendars. before universal calendars became dominant, dates were recorded with respect to the beginnings of reigns. recovering a global chronology from.
Julian day - wikipedia, Julian day continuous count days beginning julian period primarily astronomers. julian day number (jdn) integer. https://en.wikipedia.org/wiki/Julian_day Julian date (jd) calculator calendars | aavso.org, This application assumes gregorian calendar works correctly dates october 15, 1582. julian dates, click .. http://www.aavso.org/jd-calculator Converting julian dates gregorian calendar dates, Provides formula examples convert julian gregorian calendar dates. fortran code conversion .. http://aa.usno.navy.mil/faq/docs/JD_Formula.php