>  Docs Center  >  Libraries  >  Buie  >  ECCREC
Libraries

ECCREC

ECCREC

Name


  eccrec

Purpose (one Line Only)


  Compute coordinates given eccentricy anomaly

Description


  Given elements, compute heliocentric rectangular coords,
    and heliocentric distance

Note


    the epoch is implicit in the eccentric anomaly and auxiliary elements

Category


  Celestial Mechanics

Calling Sequence


  eccrec,a,ecc,eccanom,px,qx,py,qy,pz,qz,x,y,z

Inputs


  a - Semi-major axis (AU)
  ecc - Eccentricity
  eccanom - Eccentric Anomaly (radians)
  px,qx,py,qy,pz,qz - auxilary orbital elements (equinox J2000)

Optional Input Parameters


Keyword Input Parameters


Outputs


  x,y,z - heliocentric equatorial rectangular coordinates (J2000, radians)

Keyword Output Parameters


Common Blocks


Side Effects


Restrictions


Procedure


Modification History


  2002/05/29 - Marc W. Buie, Lowell Observatory. Ported from fortran routines
    supplied by Larry Wasserman and Ted Bowell. (ERC8E.F)



© 2024 NV5 Geospatial Solutions, Inc. |  Legal
   Contact Us