The position of the PSF on the CCD varies in time and probably in temperature. The adjustment of the hexapod positions to have the Argos CAL unit aligned with the WFS requires some movements in tip/tilt mostly. The Rx and Ry gives a diagonal movements.

hexapd_ccd47_move.png

-- JuanCarlosGuerra - 07 Feb 2022
Topic revision: r2 - 11 Feb 2022, JuanCarlosGuerra
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