2151 Period type code

Code specifying the type of period.

Type
String (AN)
Length
Min 1 / Max 3
Codes
CodeDescription
3MQuarter
A subdivision of a year into four equal parts.
6MHalf-year
A subdivision of a year into two equal parts.
AAAir hour
Flight duration irrespective of time zones.
ADAir day
Flight duration irrespective of time zones.
CDCalendar day (includes weekends and holidays)
Period given as a number of days including weekends and holidays.
CWCalendar week (7day)
Period given as a number of 7day-weeks including holidays.
DDay
The twenty-four hour period during which the earth completes one rotation on its axis.
DCTen days period
Period of 10 days.
DWWork day
FPeriod of two weeks
A period of time lasting fourteen days. Synonym: Fortnight.
HHour
One of the twenty-four sub-divisions of a day.
HMHalf month
A subdivision of a month into two equal parts.
MMonth
One of twelve divisions of the year as determined by the Gregorian calendar.
MNMinute
A unit of time equal to 1/60 of an hour, or 60 seconds.
PFour month period
A period of time, measured in monthly increments, consisting of four sequential months.
SSecond
A unit of time equal to 1/60 of a minute.
SDSurface day
The voyage duration irrespective of time zones.
SIIndefinite
An indefinite period.
WWeek
Period of seven days.
WDWorkday
Day on which work is usually done.
WW5 day work week
Monday through Friday.
YYear
The period of time as measured by the Gregorian calendar in which the earth completes a single revolution around the sun.
ZZZMutually defined
Period as per agreement.

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