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PRECOLL
Static Version: Min --- 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 -7.175e-052.872e-05(2.14+/-0.01)e20.00 +/- 0.01KIP A: PRE-COLLIMATOR PRT 1 TEMPERATURENo Violation Check
4prt1bt -6.762e-144.909e-09(1.48+/-0.00)e2-(3.16+/-0.25)e-11KIP B: PRE-COLLIMATOR PRT 1 TEMPERATURENo Violation Check
4prt2at -7.905e-052.975e-05(2.13+/-0.01)e2(9.58+/-861.10)e-5KIP A: PRE-COLLIMATOR PRT 2 TEMPERATURENo Violation Check
4prt2bt -1.112e-055.423e-06(1.47+/-0.00)e2-0.00 +/- 0.00KIP B: PRE-COLLIMATOR PRT 2 TEMPERATURENo Violation Check
4prt3at -3.517e-056.773e-06(2.58+/-0.00)e2-(5.93+/-15.49)e-4KIP A: PRE-COLLIMATOR PRT 3 TEMPERATURENo Violation Check
4prt3bt 1.244e-059.181e-06(1.48+/-0.00)e2-(8.82+/-30.38)e-4KIP B: PRE-COLLIMATOR PRT 3 TEMPERATURENo Violation Check
4prt4at -9.029e-052.577e-05(2.16+/-0.01)e20.00 +/- 0.01KIP A: PRE-COLLIMATOR PRT 4 TEMPERATURENo Violation Check
4prt4bt -1.064e-063.616e-07(1.48+/-0.00)e2-(3.22+/-0.25)e-11KIP B: PRE-COLLIMATOR PRT 4 TEMPERATURENo Violation Check
4prt5at -1.084e-043.500e-05(2.11+/-0.01)e2-0.00 +/- 0.01KIP A: PRE-COLLIMATOR PRT 5 TEMPERATURENo Violation Check
4prt5bt 1.769e-058.909e-06(1.48+/-0.00)e20.00 +/- 0.00KIP B: PRE-COLLIMATOR PRT 5 TEMPERATURENo Violation Check

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

Data Updated: Oct 21, 2026
Last Site Modification: Sep 30, 2021