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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 0.0290.005(2.14+/-0.01)e2-42.97 +/- 32.34KIP A: PRE-COLLIMATOR PRT 1 TEMPERATURENo Violation Check
4prt1bt -6.288e-11999.000(1.48+/-0.00)e2-(1.40+/-0.52)e-7KIP B: PRE-COLLIMATOR PRT 1 TEMPERATURENo Violation Check
4prt2at 0.0100.006(2.13+/-0.01)e2-60.67 +/- 34.46KIP A: PRE-COLLIMATOR PRT 2 TEMPERATURENo Violation Check
4prt2bt 0.0180.002(1.47+/-0.00)e2-4.08 +/- 4.78KIP B: PRE-COLLIMATOR PRT 2 TEMPERATURENo Violation Check
4prt3at 0.0011.622e-04(2.58+/-0.00)e2-(1.00+/-9.80)e-8KIP A: PRE-COLLIMATOR PRT 3 TEMPERATURENo Violation Check
4prt3bt -6.288e-11999.000(1.48+/-0.00)e2-(1.40+/-0.52)e-7KIP B: PRE-COLLIMATOR PRT 3 TEMPERATURENo Violation Check
4prt4at 0.0180.005(2.16+/-0.00)e2-51.98 +/- 26.02KIP A: PRE-COLLIMATOR PRT 4 TEMPERATURENo Violation Check
4prt4bt -6.288e-11999.000(1.48+/-0.00)e2-(1.40+/-0.52)e-7KIP B: PRE-COLLIMATOR PRT 4 TEMPERATURENo Violation Check
4prt5at 0.0290.007(2.11+/-0.01)e2-67.06 +/- 38.80KIP A: PRE-COLLIMATOR PRT 5 TEMPERATURENo Violation Check
4prt5bt -6.314e-11999.000(1.48+/-0.00)e2-(1.29+/-0.52)e-7KIP B: PRE-COLLIMATOR PRT 5 TEMPERATURENo Violation Check

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

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