Last change
on this file since 331 was
2,
checked in by lmdz, 25 years ago
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Initial revision
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Property svn:eol-style set to
native
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Property svn:executable set to
*
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Property svn:keywords set to
Author Date Id Revision
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File size:
695 bytes
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1 | subroutine juldate(ian,imoi,ijou,oh,om,os,tjd,tjdsec) |
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2 | c Sous-routine de changement de date: |
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3 | c gregorien>>>date julienne |
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4 | c En entree:an,mois,jour,heure,min.,sec. |
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5 | c En sortie:tjd |
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6 | implicit real (a-h,o-z) |
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7 | frac=((os/60.+om)/60.+oh)/24. |
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8 | ojou=dfloat(ijou)+frac |
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9 | year=dfloat(ian) |
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10 | rmon=dfloat(imoi) |
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11 | if (imoi .le. 2) then |
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12 | year=year-1. |
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13 | rmon=rmon+12. |
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14 | endif |
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15 | cf=year+(rmon/100.)+(ojou/10000.) |
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16 | if (cf .ge. 1582.1015) then |
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17 | a=int(year/100) |
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18 | b=2-a+int(a/4) |
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19 | else |
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20 | b=0 |
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21 | endif |
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22 | tjd=int(365.25*year)+int(30.6001*(rmon+1))+int(ojou) |
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23 | + +1720994.5+b |
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24 | tjdsec=(ojou-int(ojou))+(tjd-int(tjd)) |
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25 | tjd=int(tjd)+int(tjdsec) |
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26 | tjdsec=tjdsec-int(tjdsec) |
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27 | return |
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28 | end |
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29 | |
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30 | |
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