SIM Shift and Twist Trends Year 2003

This page shows trends of SIM shifts (dy and dz) and twist (dtheta) for Year 2003. All quantities are directly taken from pcaf*_asol1.fits files. The units are mm for dy and dz, and degree for dtheta. The unit of slopes are mm per day or degree per day.

Full Year Plots



For dtheta, data are further devided into smaller groups according to which instrument was used (ACIS-I, ACIS-S, HRC-I, and HRC-S)

Quaterly Plots for Year 2003 are shown next.

First Quater

dtheta plots


Second Quater

dtheta plots


Third Quater

dtheta plots


Fourth Quater

dtheta plots




Followings are ASCII data tables for the data plotted above. The entires are time in seconds from Jan 1, 1998, dy, dz, and dtheta. All entires are 5 min avaerage.

ASCII Data for year: 2003

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