SUBROUTINE orbite(pls,pdist_sol,pdecli) IMPLICIT NONE c======================================================================= c c Objet: c ------ c c Distance from sun and declination as a function of the solar c longitude Ls c c Interface: c ---------- c c common 'comorbit.h' initialized by comorbit.f c c Arguments: c ---------- c c Input: c ------ c pls Ls c c Output: c ------- c pdist_sol Distance Sun-Planet in UA c pdecli declinaison ( en radians ) c c======================================================================= c----------------------------------------------------------------------- c Declarations: c ------------- #include "comorbit.h" c arguments: c ---------- REAL pday,pdist_sol,pdecli,pls c----------------------------------------------------------------------- c Distance Sun-Planet pdist_sol=p_elips/(1.+e_elips*cos(pls+timeperi)) c Solar declination pdecli= asin (sin(pls)*sin(obliquit*pi/180.)) RETURN END