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PRECOLL
Static Version: Mean --- 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 6.697e-042.824e-04(2.14+/-0.01)e20.14 +/- 0.19KIP A: PRE-COLLIMATOR PRT 1 TEMPERATURENo Violation Check
4prt1bt -8.654e-13999.000(1.48+/-0.00)e2(1.24+/-0.12)e-10KIP B: PRE-COLLIMATOR PRT 1 TEMPERATURENo Violation Check
4prt2at 5.418e-042.913e-04(2.13+/-0.01)e20.10 +/- 0.19KIP A: PRE-COLLIMATOR PRT 2 TEMPERATURENo Violation Check
4prt2bt -6.469e-047.782e-05(1.47+/-0.00)e2-0.01 +/- 0.05KIP B: PRE-COLLIMATOR PRT 2 TEMPERATURENo Violation Check
4prt3at 3.210e-045.964e-05(2.58+/-0.00)e2-0.01 +/- 0.04KIP A: PRE-COLLIMATOR PRT 3 TEMPERATURENo Violation Check
4prt3bt -9.910e-044.553e-05(1.48+/-0.00)e2-0.09 +/- 0.04KIP B: PRE-COLLIMATOR PRT 3 TEMPERATURENo Violation Check
4prt4at 8.659e-042.518e-04(2.16+/-0.01)e20.09 +/- 0.18KIP A: PRE-COLLIMATOR PRT 4 TEMPERATURENo Violation Check
4prt4bt -8.654e-13999.000(1.48+/-0.00)e2(1.24+/-0.12)e-10KIP B: PRE-COLLIMATOR PRT 4 TEMPERATURENo Violation Check
4prt5at 6.794e-043.338e-04(2.11+/-0.01)e20.11 +/- 0.21KIP A: PRE-COLLIMATOR PRT 5 TEMPERATURENo Violation Check
4prt5bt -8.984e-044.290e-05(1.48+/-0.00)e2-0.09 +/- 0.03KIP B: PRE-COLLIMATOR PRT 5 TEMPERATURENo Violation Check

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

Data Updated: Mar 26, 2026
Last Site Modification: Sep 30, 2021