Gregorian calendar - wikipedia, The gregorian calendar is a solar calendar. a regular gregorian year consists of 365 days, but as in the julian calendar, in a leap year, a leap day is added to february..
Printable calendar (2017, 2016, 2015, 2014, 2013, 2012, Find current, , chinese, lunar, jewish, calendars features history calendar, leap year, time zones, .. https://www.infoplease.com/calendar-holidays/calendars Calendar june 2017 (united states) - time date, Other calendars. calendar generator – create calendar year; custom calendar – advanced customized calendars; calendar 2017; printable calendar. http://www.timeanddate.com/calendar/monthly.html Julian day - wikipedia, Julian gregorian calendar julian day number. algorithm richards convert julian day number, , date gregorian calendar. https://en.wikipedia.org/wiki/Julian_day