European Space Agency

Royal Belgian Institute for Aeronomy

ut540 - compute modified Julian Day from date

subroutine  ut540(ndate)

Parameters:

mdate [zdat,in/out] :: date and time

Description

The subroutine ut540() converts the date (mdate.iyear, mdate.imonth, mdate.iday) and time (mdate.ihour, mdate.imin, mdate.secs) into a modified Julian day (mdate.amjd). The conversion is based on a method of H.Klinkrad.

Diagnostics

None

Common Blocks

None

Dependencies

Called by

• ua610 - select an atmospheric, ionospheric and/or plasmaspheric model

Calls

None

See also

• ut545 - compute date from modified Julian Day

Reported Bugs

None

Examples

• Ex #1. Evaluation of the magnetic field vector

• Ex #2. Evaluation of the (B-L) coordinates

• Ex. #5. namelist to initialize UNILIB

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UNILIB/tags/v3.02