ISO week date
Sign in to saveAlso known as week date, week number, ISO weeks
leap week calendar system in which weeks start on a Monday and the first week of a year starts from the Monday closest to 1 January; e.g. Thu. 31 Dec. 2009 is 2009–W53–4
Available in 10 languages
via Wikidata sitelinks · CC0
Connections
week
Entity
leap year
Entity
Maya calendar
Entity
fiscal year
Entity
names of the days of the week
Entity
calendar era
Entity
Spanish era
Entity
Doomsday rule
Entity
Symmetry454
Entity
history
Entity
astronomy
Entity
time
Entity
day
Entity
year
Entity
January 4
Entity
month
Entity
February 1
Entity
March 1
Entity
February 15
Entity
January 11
Entity