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PRECOLL
Static Version: Mean --- One Week

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 0.0690.007(2.14+/-0.01)e252.36 +/- 35.89KIP A: PRE-COLLIMATOR PRT 1 TEMPERATURENo Violation Check
4prt1bt -4.207e-11999.000(1.48+/-0.00)e2-(4.68+/-2.84)e-8KIP B: PRE-COLLIMATOR PRT 1 TEMPERATURENo Violation Check
4prt2at 0.0630.008(2.13+/-0.01)e240.32 +/- 37.36KIP A: PRE-COLLIMATOR PRT 2 TEMPERATURENo Violation Check
4prt2bt 0.0250.002(1.47+/-0.00)e23.14 +/- 4.29KIP B: PRE-COLLIMATOR PRT 2 TEMPERATURENo Violation Check
4prt3at 0.0024.214e-04(2.58+/-0.00)e2-(8.79+/-7.13)e-8KIP A: PRE-COLLIMATOR PRT 3 TEMPERATURENo Violation Check
4prt3bt 0.0138.627e-04(1.48+/-0.00)e2-6.75 +/- 2.34KIP B: PRE-COLLIMATOR PRT 3 TEMPERATURENo Violation Check
4prt4at 0.0680.006(2.16+/-0.01)e261.50 +/- 32.99KIP A: PRE-COLLIMATOR PRT 4 TEMPERATURENo Violation Check
4prt4bt -4.207e-11999.000(1.48+/-0.00)e2-(4.68+/-2.84)e-8KIP B: PRE-COLLIMATOR PRT 4 TEMPERATURENo Violation Check
4prt5at 0.0760.008(2.11+/-0.01)e239.00 +/- 39.84KIP A: PRE-COLLIMATOR PRT 5 TEMPERATURENo Violation Check
4prt5bt 0.0117.482e-04(1.48+/-0.00)e2-6.18 +/- 1.78KIP B: PRE-COLLIMATOR PRT 5 TEMPERATURENo Violation Check

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

Data Updated: Apr 01, 2026
Last Site Modification: Sep 30, 2021