/*
 * ENUM: SE_GEI_EPOCH_ENUM
 *
 *   The defined epochs for use within the Geocentric Equatorial Inertial
 *   (GEI) 3D Spatial Reference Frame (SRF).  See the Spatial Reference
 *   Model for details.
 */
typedef enum
{
SE_ATD_EPOCH, (notes)
SE_M50_EPOCH, (notes)
SE_FK5_J2000_EPOCH (notes)
} SE_GEI_EPOCH_ENUM;

Enumerator Notes

SE_ATD_EPOCH

 Aries-True-of-Date

SE_M50_EPOCH

 Aries-Mean-of-1950

SE_FK5_J2000_EPOCH

 Aries-mean-of-2000
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