file: glluvs1:[gll_raw.pds_archive.euv.geometry.sky_bkg_axis]new_euv_spin_merg.doc Jan 7, 2005 - kes I checked the contents of the file NEW_SPIN_AXIS.MERG and find that the rotor kernels used to create it are the final orbit rotor kernels. The program used to make it (DISKH:[GLL_RAW.SOFTWARE.CU_SPICE]Z_AXIS.EXE) apparently does not use the spacecraft position to determine z-axis.