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Last change
on this file since 5423 was
5246,
checked in by abarral, 2 months ago
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Convert fixed-form to free-form sources .F -> .{f,F}90
(WIP: some .F remain, will be handled in subsequent commits)
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Property copyright set to
Name of program: LMDZ
Creation date: 1984
Version: LMDZ5
License: CeCILL version 2
Holder: Laboratoire de m\'et\'eorologie dynamique, CNRS, UMR 8539
See the license file in the root directory
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Property svn:eol-style set to
native
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Property svn:keywords set to
Author Date Id Revision
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File size:
909 bytes
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| 1 | ! |
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| 2 | ! $Id: juldate.f90 5246 2024-10-21 12:58:45Z evignon $ |
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| 3 | ! |
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| 4 | subroutine juldate(ian,imoi,ijou,oh,om,os,tjd,tjdsec) |
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| 5 | ! Sous-routine de changement de date: |
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| 6 | ! gregorien>>>date julienne |
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| 7 | ! En entree:an,mois,jour,heure,min.,sec. |
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| 8 | ! En sortie:tjd |
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| 9 | IMPLICIT NONE |
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| 10 | INTEGER,INTENT(IN) :: ian,imoi,ijou,oh,om,os |
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| 11 | REAL,INTENT(OUT) :: tjd,tjdsec |
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| 12 | |
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| 13 | REAL :: frac,year,rmon,cf,a,b |
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| 14 | INTEGER :: ojou |
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| 15 | |
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| 16 | frac=((os/60.+om)/60.+oh)/24. |
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| 17 | ojou=dble(ijou)+frac |
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| 18 | year=dble(ian) |
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| 19 | rmon=dble(imoi) |
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| 20 | if (imoi .le. 2) then |
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| 21 | year=year-1. |
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| 22 | rmon=rmon+12. |
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| 23 | endif |
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| 24 | cf=year+(rmon/100.)+(ojou/10000.) |
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| 25 | if (cf .ge. 1582.1015) then |
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| 26 | a=int(year/100) |
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| 27 | b=2-a+int(a/4) |
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| 28 | else |
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| 29 | b=0 |
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| 30 | endif |
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| 31 | tjd=int(365.25*year)+int(30.6001*(rmon+1))+int(ojou) & |
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| 32 | +1720994.5+b |
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| 33 | tjdsec=(ojou-int(ojou))+(tjd-int(tjd)) |
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| 34 | tjd=int(tjd)+int(tjdsec) |
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| 35 | tjdsec=tjdsec-int(tjdsec) |
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| 36 | return |
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| 37 | end subroutine juldate |
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| 38 | |
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| 39 | |
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