ISO week reference
Week 42 1123: October 15–21, 1123
Exact Monday-to-Sunday dates for 1123-W42. Use this week as a calendar reference, open it in the planner, or view it in the full 1123 ISO calendar.
Week42
ISO year1123
Weekdays5
QuarterQ4
ISO reference1123-W42
Starts
Ends
Length7 days
Exact dates
Dates in week 42
ISO weeks run Monday through Sunday.
MonOct 151123
TueOct 161123
WedOct 171123
ThuOct 181123
FriOct 191123
SatOct 201123
SunOct 211123
Use this week
Open Week 42 Planner
Turn these dates into a plan
Open a private weekly planner already set to October 15–21, 1123, then add priorities, deadlines, meetings and hourly work blocks.