The moon partially covers the sun during a solar eclipse seen from Gaza City in the Middle East on March 29, 2006. Around 2 minutes of darkness in late morning on Monday, Aug. 21, 2017, will present Oregon tourism with perhaps its biggest international travel marketing opportunity ever, especially to visitors from Asia.
Definition of calendar year. 1 : a period of a year beginning and ending with the dates that are conventionally accepted as marking the beginning and end of a numbered year. 2 : a period of time equal in length to that of the year in the calendar conventionally in use.
For other uses, see Calendar (disambiguation). For the Gregorian calendar for this year, see Leap year starting on Friday. A calendar is a system of organizing days for social, religious, commercial or administrative purposes. This is done by giving names to periods of time, typically days, weeks, months, and years. A date is the designation of a single, specific day within such a system. A calendar is also a physical record (often paper) of such a system.