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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 -1.030e-042.830e-05(2.14+/-0.01)e2-0.01 +/- 0.01KIP A: PRE-COLLIMATOR PRT 1 TEMPERATURENo Violation Check
4prt1bt -2.220e-144.257e-09(1.48+/-0.00)e2-(9.67+/-0.21)e-11KIP B: PRE-COLLIMATOR PRT 1 TEMPERATURENo Violation Check
4prt2at -1.152e-042.833e-05(2.13+/-0.01)e2-0.01 +/- 0.01KIP A: PRE-COLLIMATOR PRT 2 TEMPERATURENo Violation Check
4prt2bt -3.539e-058.416e-06(1.48+/-0.00)e2-(1.87+/-26.98)e-4KIP B: PRE-COLLIMATOR PRT 2 TEMPERATURENo Violation Check
4prt3at -5.206e-055.834e-06(2.58+/-0.00)e2-0.00 +/- 0.00KIP A: PRE-COLLIMATOR PRT 3 TEMPERATURENo Violation Check
4prt3bt -1.014e-052.095e-06(1.48+/-0.00)e2-(3.02+/-20.19)e-5KIP B: PRE-COLLIMATOR PRT 3 TEMPERATURENo Violation Check
4prt4at -1.140e-042.533e-05(2.16+/-0.01)e2-0.01 +/- 0.01KIP A: PRE-COLLIMATOR PRT 4 TEMPERATURENo Violation Check
4prt4bt -2.220e-144.257e-09(1.48+/-0.00)e2-(9.67+/-0.21)e-11KIP B: PRE-COLLIMATOR PRT 4 TEMPERATURENo Violation Check
4prt5at -1.354e-043.186e-05(2.11+/-0.01)e2-0.01 +/- 0.01KIP A: PRE-COLLIMATOR PRT 5 TEMPERATURENo Violation Check
4prt5bt -8.312e-061.921e-06(1.48+/-0.00)e2(3.05+/-18.62)e-5KIP B: PRE-COLLIMATOR PRT 5 TEMPERATURENo Violation Check

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

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