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PRECOLL
Static Version: Max --- Last One 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 6.481e-047.505e-05(2.14+/-0.01)e20.01 +/- 0.02KIP A: PRE-COLLIMATOR PRT 1 TEMPERATURENo Violation Check
4prt1bt 6.652e-131.108e-08(1.48+/-0.00)e2(1.65+/-0.01)e-10KIP B: PRE-COLLIMATOR PRT 1 TEMPERATURENo Violation Check
4prt2at 6.076e-047.599e-05(2.13+/-0.01)e20.02 +/- 0.02KIP A: PRE-COLLIMATOR PRT 2 TEMPERATURENo Violation Check
4prt2bt 3.760e-072.125e-05(1.48+/-0.00)e20.01 +/- 0.01KIP B: PRE-COLLIMATOR PRT 2 TEMPERATURENo Violation Check
4prt3at 3.812e-051.576e-05(2.58+/-0.00)e20.00 +/- 0.00KIP A: PRE-COLLIMATOR PRT 3 TEMPERATURENo Violation Check
4prt3bt 2.512e-055.941e-06(1.48+/-0.00)e2-(4.72+/-3.94)e-4KIP B: PRE-COLLIMATOR PRT 3 TEMPERATURENo Violation Check
4prt4at 5.844e-046.676e-05(2.16+/-0.01)e20.01 +/- 0.02KIP A: PRE-COLLIMATOR PRT 4 TEMPERATURENo Violation Check
4prt4bt 6.652e-131.108e-08(1.48+/-0.00)e2(1.65+/-0.01)e-10KIP B: PRE-COLLIMATOR PRT 4 TEMPERATURENo Violation Check
4prt5at 7.823e-048.420e-05(2.11+/-0.01)e20.02 +/- 0.02KIP A: PRE-COLLIMATOR PRT 5 TEMPERATURENo Violation Check
4prt5bt 2.650e-055.812e-06(1.48+/-0.00)e2-(3.75+/-3.85)e-4KIP B: PRE-COLLIMATOR PRT 5 TEMPERATURENo Violation Check

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

Data Updated: Feb 26, 2026
Last Site Modification: Sep 30, 2021