A common year is a year that is common calendar year. It has exactly 365 days and so is not a leap year. More generally it is a calendar year without intercalation. According to the Gregorian calendar, the calendar year begins on January 1 and ends on December 31. ... A leap year (or intercalary year) is a year containing an extra day (or, in case of lunisolar calendars, an extra month) in order to keep the calendar year synchronised with the astronomical or seasonal year. ... A page from the Hindu calendar 1871-72. ... Intercalation is the insertioffn of an extra day, week or month into some calendar years to make the calendar follow the seasons. ...

A common year of 365 days has exactly 52 weeks and one day, so consequently the next new year is one day of the week later. For the TV station in the Peoria-Bloomington, Illinois market, see WEEK-TV. A week is a unit of time longer than a day and shorter than a month. ...

• 2001 began on a Monday.
• 2002 began on a Tuesday.
• 2003 began on a Wednesday.
• 2004, a leap year, began on a Thursday.
• 2005 began on a Saturday.
• 2006 began on a Sunday.
• 2007 began on a Monday.

In the Gregorian calendar, 303 of every 400 years are common years. By comparison, in the Julian calendar, 3 out of every 4 years were common years. Year 2001 (MMI) was a common year starting on Monday (link displays the 2001 Gregorian calendar). ... This is the calendar for a common year starting on Monday (dominical letter G), e. ... This article does not cite any references or sources. ... Also see: 2002 (number). ... This is the calendar for a common year starting on Tuesday (dominical letter F), e. ... The god Týr, identified with Mars, after whom Tuesday is named. ... Year 2003 (MMIII) was a common year starting on Wednesday of the Gregorian calendar. ... This is the calendar for a common year starting on Wednesday (dominical letter E), e. ... The god Woden, after whom Wednesday was named. ... Year 2004 (MMIV) was a leap year starting on Thursday of the Gregorian calendar. ... This is a calendar for any leap year starting on Thursday (dominical letter DC), e. ... The god Thor, after whom Thursday is named. ... Year 2005 (MMV) was a common year starting on Saturday (link displays full calendar) of the Gregorian calendar. ... This is the calendar for any common year starting on Saturday (dominical letter B) e. ... This article or section does not cite its references or sources. ... Year 2006 (MMVI) was a common year starting on Sunday (link displays full 2006 calendar) of the Gregorian calendar. ... This is the calendar for any common year starting on Sunday (dominical letter A), in other words, a common year where Doomsday is Tuesday. ... This article does not cite any references or sources. ... Year 2007 (MMVII) is the current year, a common year starting on Monday of the Gregorian calendar and the AD/CE era. ... This is the calendar for a common year starting on Monday (dominical letter G), e. ... This article does not cite any references or sources. ... The Gregorian calendar is the most widely used calendar in the world. ... The Julian calendar was introduced in 46 BC by Julius Caesar and came into force in 45 BC (709 ab urbe condita). ...