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PRECOLL
Static Version: Mean --- Last Five years

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 -0.0780.006(2.14+/-0.01)e2-0.28 +/- 0.20KIP A: PRE-COLLIMATOR PRT 1 TEMPERATURENo Violation Check
4prt1bt -1.199e-09999.000(1.48+/-0.00)e2(3.50+/-10.79)e-9KIP B: PRE-COLLIMATOR PRT 1 TEMPERATURENo Violation Check
4prt2at 0.1580.013(2.13+/-0.01)e2-0.12 +/- 0.16KIP A: PRE-COLLIMATOR PRT 2 TEMPERATURENo Violation Check
4prt2bt 0.0110.001(1.47+/-0.00)e2-0.06 +/- 0.06KIP B: PRE-COLLIMATOR PRT 2 TEMPERATURENo Violation Check
4prt3at -0.0130.002(2.58+/-0.00)e2-0.03 +/- 0.06KIP A: PRE-COLLIMATOR PRT 3 TEMPERATURENo Violation Check
4prt3bt -9.915e-047.950e-04(1.48+/-0.00)e2-0.05 +/- 0.04KIP B: PRE-COLLIMATOR PRT 3 TEMPERATURENo Violation Check
4prt4at -0.1480.006(2.16+/-0.01)e2-0.18 +/- 0.18KIP A: PRE-COLLIMATOR PRT 4 TEMPERATURENo Violation Check
4prt4bt -6.388e-066.076e-06(1.48+/-0.00)e2(3.45+/-1091.00)e-11KIP B: PRE-COLLIMATOR PRT 4 TEMPERATURENo Violation Check
4prt5at -0.0010.007(2.11+/-0.01)e2-0.27 +/- 0.25KIP A: PRE-COLLIMATOR PRT 5 TEMPERATURENo Violation Check
4prt5bt -0.0038.178e-04(1.48+/-0.00)e2-0.03 +/- 0.04KIP B: PRE-COLLIMATOR PRT 5 TEMPERATURENo Violation Check

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

Data Updated: Jul 16, 2026
Last Site Modification: Sep 30, 2021