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PRECOLL
Static Version: Min --- 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 1.989e-042.750e-04(2.14+/-0.01)e20.21 +/- 0.18KIP A: PRE-COLLIMATOR PRT 1 TEMPERATURENo Violation Check
4prt1bt -5.465e-14999.000(1.48+/-0.00)e2(1.23+/-0.13)e-10KIP B: PRE-COLLIMATOR PRT 1 TEMPERATURENo Violation Check
4prt2at 2.090e-052.874e-04(2.13+/-0.01)e20.21 +/- 0.18KIP A: PRE-COLLIMATOR PRT 2 TEMPERATURENo Violation Check
4prt2bt -3.841e-046.221e-05(1.47+/-0.00)e20.02 +/- 0.03KIP B: PRE-COLLIMATOR PRT 2 TEMPERATURENo Violation Check
4prt3at 2.545e-046.115e-05(2.58+/-0.00)e20.01 +/- 0.03KIP A: PRE-COLLIMATOR PRT 3 TEMPERATURENo Violation Check
4prt3bt -0.0017.844e-05(1.48+/-0.00)e20.00 +/- 0.06KIP B: PRE-COLLIMATOR PRT 3 TEMPERATURENo Violation Check
4prt4at 3.537e-042.446e-04(2.16+/-0.01)e20.21 +/- 0.17KIP A: PRE-COLLIMATOR PRT 4 TEMPERATURENo Violation Check
4prt4bt -5.465e-14999.000(1.48+/-0.00)e2(1.23+/-0.13)e-10KIP B: PRE-COLLIMATOR PRT 4 TEMPERATURENo Violation Check
4prt5at 1.187e-043.344e-04(2.11+/-0.01)e20.25 +/- 0.21KIP A: PRE-COLLIMATOR PRT 5 TEMPERATURENo Violation Check
4prt5bt -0.0017.549e-05(1.48+/-0.00)e20.03 +/- 0.06KIP B: PRE-COLLIMATOR PRT 5 TEMPERATURENo Violation Check

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

Data Updated: Apr 02, 2026
Last Site Modification: Sep 30, 2021