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PRECOLL
Static Version: Max --- Last Three Months

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 1.485e-042.972e-04(2.14+/-0.01)e20.03 +/- 0.14KIP A: PRE-COLLIMATOR PRT 1 TEMPERATURENo Violation Check
4prt1bt -5.793e-13999.000(1.48+/-0.00)e2(1.28+/-0.10)e-10KIP B: PRE-COLLIMATOR PRT 1 TEMPERATURENo Violation Check
4prt2at -1.638e-053.053e-04(2.13+/-0.01)e20.02 +/- 0.14KIP A: PRE-COLLIMATOR PRT 2 TEMPERATURENo Violation Check
4prt2bt 4.689e-049.331e-05(1.47+/-0.00)e20.01 +/- 0.06KIP B: PRE-COLLIMATOR PRT 2 TEMPERATURENo Violation Check
4prt3at 1.131e-046.050e-05(2.58+/-0.00)e2-0.02 +/- 0.02KIP A: PRE-COLLIMATOR PRT 3 TEMPERATURENo Violation Check
4prt3bt -4.281e-052.705e-05(1.48+/-0.00)e2-(8.27+/-42.30)e-4KIP B: PRE-COLLIMATOR PRT 3 TEMPERATURENo Violation Check
4prt4at -2.135e-042.634e-04(2.16+/-0.01)e20.12 +/- 0.12KIP A: PRE-COLLIMATOR PRT 4 TEMPERATURENo Violation Check
4prt4bt -5.793e-13999.000(1.48+/-0.00)e2(1.28+/-0.10)e-10KIP B: PRE-COLLIMATOR PRT 4 TEMPERATURENo Violation Check
4prt5at -9.223e-063.413e-04(2.11+/-0.01)e20.10 +/- 0.16KIP A: PRE-COLLIMATOR PRT 5 TEMPERATURENo Violation Check
4prt5bt -4.941e-052.411e-05(1.48+/-0.00)e2(6.90+/-35.44)e-4KIP B: PRE-COLLIMATOR PRT 5 TEMPERATURENo Violation Check

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

Data Updated: Dec 13, 2025
Last Site Modification: Sep 30, 2021