Keplerian to circular equatorial adapted orbital elements
[cir_equa[,jacob]]=CL_oe_kep2cirEqua(kep)
Converts classical keplerian orbital elements to orbital elements adapted to near-circular near-equatorial orbits.
The transformation jacobian is optionally computed.
See Orbital elements for more details
classical keplerian orbital elements [sma;ecc;inc;pom;raan;anm] [m,rad] (6xN)
orbital elements adapted to near-circular near-equatorial orbits [sma;ex;ey;ix;iy;pom+raan+anm] [m,rad] (6xN)
(optional) transformation jacobian d(sma,ecc,inc,pom,raan,anm)/d(sma,ex,ey,ix,iy,pom+raan+anm) (6x6xN)
1) CNES - MSLIB FORTRAN 90, Volume V (mv_kep_cir_equa)
CNES - DCT/SB