## Arvelie is an alphabetic date format.

The **Arvelie calendar** has **26 months** of **14 days** each.

Each month has **2 weeks** of **7 days**, and each month's name is one of the 26 letters of the alphabet. The 365th day of the year is the *Year Day*(+01), preceded by the *Leap Day*(+02) on leap years.

**02A01**2002-01-01**01D07**2001-02-18**13B12**2013-01-26**02E07**2002-03-04**24C01**2024-01-29**03+01**2003-12-31

To calculate the day of the year, convert the month's letter to a value, starting with 0 for A, multiply by 14 and add the day of the month. For example, J05 is equal to `(+ 5 (* 9 14))`

, or 131.