|Definition:|| date on a time scale consisting of the origin of a calendar and a succession of calendar days|
NOTE 1 In the standardized calendar, each calendar day extends from one midnight to the next midnight for the standard time at a given location. Consecutive calendar days are usually grouped together in various time intervals, i.e. calendar weeks, calendar months, calendar years.
NOTE 2 In the standardized calendar, a calendar date is expressed by a triple of numbers consisting of the number of the year relative to a conventional origin, the number of the month within this year and the number of the day within this month. The standardized representation (see ISO 8601) is in the order year-month-day, as in the example 1998-11-15.