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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 0.0680.005(2.14+/-0.01)e2-10.75 +/- 32.07KIP A: PRE-COLLIMATOR PRT 1 TEMPERATURENo Violation Check
4prt1bt -4.684e-11999.000(1.48+/-0.00)e2-(2.41+/-2.45)e-8KIP B: PRE-COLLIMATOR PRT 1 TEMPERATURENo Violation Check
4prt2at 0.0750.006(2.13+/-0.01)e2-13.34 +/- 33.45KIP A: PRE-COLLIMATOR PRT 2 TEMPERATURENo Violation Check
4prt2bt 0.0420.001(1.47+/-0.00)e29.63 +/- 4.50KIP B: PRE-COLLIMATOR PRT 2 TEMPERATURENo Violation Check
4prt3at 0.0027.321e-04(2.58+/-0.00)e2-0.03 +/- 0.05KIP A: PRE-COLLIMATOR PRT 3 TEMPERATURENo Violation Check
4prt3bt 5.493e-041.169e-04(1.48+/-0.00)e20.68 +/- 0.39KIP B: PRE-COLLIMATOR PRT 3 TEMPERATURENo Violation Check
4prt4at 0.0790.005(2.16+/-0.00)e2-31.87 +/- 27.40KIP A: PRE-COLLIMATOR PRT 4 TEMPERATURENo Violation Check
4prt4bt -4.684e-11999.000(1.48+/-0.00)e2-(2.41+/-2.45)e-8KIP B: PRE-COLLIMATOR PRT 4 TEMPERATURENo Violation Check
4prt5at 0.0790.006(2.10+/-0.01)e2-13.41 +/- 37.67KIP A: PRE-COLLIMATOR PRT 5 TEMPERATURENo Violation Check
4prt5bt 2.416e-047.418e-05(1.48+/-0.00)e20.54 +/- 0.21KIP B: PRE-COLLIMATOR PRT 5 TEMPERATURENo Violation Check

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

Data Updated: Apr 24, 2026
Last Site Modification: Sep 30, 2021