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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 0.0032.584e-04(2.14+/-0.01)e2-0.24 +/- 0.19KIP A: PRE-COLLIMATOR PRT 1 TEMPERATURENo Violation Check
4prt1bt -8.303e-13999.000(1.48+/-0.00)e2(1.78+/-0.11)e-10KIP B: PRE-COLLIMATOR PRT 1 TEMPERATURENo Violation Check
4prt2at 0.0032.689e-04(2.13+/-0.01)e2-0.23 +/- 0.19KIP A: PRE-COLLIMATOR PRT 2 TEMPERATURENo Violation Check
4prt2bt 4.106e-046.259e-05(1.47+/-0.00)e2-0.02 +/- 0.05KIP B: PRE-COLLIMATOR PRT 2 TEMPERATURENo Violation Check
4prt3at 6.323e-046.138e-05(2.58+/-0.00)e2-0.04 +/- 0.03KIP A: PRE-COLLIMATOR PRT 3 TEMPERATURENo Violation Check
4prt3bt 6.662e-047.991e-05(1.48+/-0.00)e2-0.05 +/- 0.05KIP B: PRE-COLLIMATOR PRT 3 TEMPERATURENo Violation Check
4prt4at 0.0032.274e-04(2.16+/-0.01)e2-0.30 +/- 0.17KIP A: PRE-COLLIMATOR PRT 4 TEMPERATURENo Violation Check
4prt4bt 1.448e-055.571e-06(1.48+/-0.00)e2(1.78+/-0.11)e-10KIP B: PRE-COLLIMATOR PRT 4 TEMPERATURENo Violation Check
4prt5at 0.0033.193e-04(2.11+/-0.01)e2-0.37 +/- 0.22KIP A: PRE-COLLIMATOR PRT 5 TEMPERATURENo Violation Check
4prt5bt 5.500e-047.667e-05(1.48+/-0.00)e2-0.03 +/- 0.05KIP B: PRE-COLLIMATOR PRT 5 TEMPERATURENo Violation Check

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

Data Updated: Mar 11, 2026
Last Site Modification: Sep 30, 2021