Last change
on this file since 3557 was
3,
checked in by slebonnois, 14 years ago
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Creation de repertoires:
- chantiers : pour communiquer sur nos projets de modifs
- documentation : pour stocker les docs
Ajout de:
- libf/phytitan : physique de Titan
- libf/chimtitan: chimie de Titan
- libf/phyvenus : physique de Venus
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File size:
1.0 KB
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1 | SUBROUTINE orbite(pls,pdist_sol,pdecli) |
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2 | IMPLICIT NONE |
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3 | |
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4 | c======================================================================= |
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5 | c |
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6 | c Objet: |
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7 | c ------ |
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8 | c |
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9 | c Distance from sun and declination as a function of the solar |
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10 | c longitude Ls |
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11 | c |
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12 | c Interface: |
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13 | c ---------- |
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14 | c |
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15 | c common 'comorbit.h' initialized by comorbit.f |
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16 | c |
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17 | c Arguments: |
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18 | c ---------- |
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19 | c |
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20 | c Input: |
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21 | c ------ |
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22 | c pls Ls |
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23 | c |
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24 | c Output: |
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25 | c ------- |
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26 | c pdist_sol Distance Sun-Planet in UA |
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27 | c pdecli declinaison ( en radians ) |
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28 | c |
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29 | c======================================================================= |
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30 | c----------------------------------------------------------------------- |
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31 | c Declarations: |
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32 | c ------------- |
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33 | |
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34 | #include "comorbit.h" |
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35 | |
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36 | c arguments: |
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37 | c ---------- |
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38 | |
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39 | REAL pday,pdist_sol,pdecli,pls |
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40 | |
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41 | c----------------------------------------------------------------------- |
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42 | |
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43 | c Distance Sun-Planet |
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44 | |
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45 | pdist_sol=p_elips/(1.+e_elips*cos(pls+timeperi)) |
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46 | |
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47 | c Solar declination |
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48 | |
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49 | pdecli= asin (sin(pls)*sin(obliquit*pi/180.)) |
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50 | |
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51 | RETURN |
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52 | END |
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