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PRECOLL
Static Version: Mean --- Last One Years

One Week Three Month One Year Five Year Full Range Min Mean Max

Delta/Yr below is a slope of the linear fitting over the data of the period. Delta/Yr/Yr is a slope of the liner fitting over the devivative data of the period. Slope listed on a linked plot is the slope computed on the last few periods of the data to show the direction of the trend, and different from that of Delta/Yr.

MSID MeanRMSDelta/YrDelta/Yr/YrUnitDescriptionLimit Violation
4prt1at -1.252e-045.035e-05(2.14+/-0.01)e20.01 +/- 0.01KIP A: PRE-COLLIMATOR PRT 1 TEMPERATURENo Violation Check
4prt1bt -2.995e-138.015e-09(1.48+/-0.00)e2(6.87+/-0.20)e-11KIP B: PRE-COLLIMATOR PRT 1 TEMPERATURENo Violation Check
4prt2at -6.587e-055.139e-05(2.13+/-0.01)e20.01 +/- 0.01KIP A: PRE-COLLIMATOR PRT 2 TEMPERATURENo Violation Check
4prt2bt 1.529e-051.150e-05(1.47+/-0.00)e2-0.01 +/- 0.00KIP B: PRE-COLLIMATOR PRT 2 TEMPERATURENo Violation Check
4prt3at -7.418e-051.141e-05(2.58+/-0.00)e2(6.93+/-28.34)e-4KIP A: PRE-COLLIMATOR PRT 3 TEMPERATURENo Violation Check
4prt3bt -4.471e-057.989e-06(1.48+/-0.00)e2-(6.19+/-21.93)e-4KIP B: PRE-COLLIMATOR PRT 3 TEMPERATURENo Violation Check
4prt4at -1.099e-044.542e-05(2.16+/-0.01)e20.01 +/- 0.01KIP A: PRE-COLLIMATOR PRT 4 TEMPERATURENo Violation Check
4prt4bt 8.396e-073.520e-07(1.48+/-0.00)e2(7.12+/-0.22)e-11KIP B: PRE-COLLIMATOR PRT 4 TEMPERATURENo Violation Check
4prt5at -1.285e-046.000e-05(2.11+/-0.01)e20.01 +/- 0.02KIP A: PRE-COLLIMATOR PRT 5 TEMPERATURENo Violation Check
4prt5bt -3.817e-057.582e-06(1.48+/-0.00)e2-(3.39+/-19.93)e-4KIP B: PRE-COLLIMATOR PRT 5 TEMPERATURENo Violation Check

If you have any questions, please contact swolk@cfa.harvard.edu.

Data Updated: Dec 21, 2025
Last Site Modification: Sep 30, 2021