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PRECOLL
Static Version: Max --- Last Three Months

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 -6.505e-043.124e-04(2.14+/-0.01)e20.06 +/- 0.21KIP A: PRE-COLLIMATOR PRT 1 TEMPERATURENo Violation Check
4prt1bt -5.866e-14999.000(1.48+/-0.00)e2(1.21+/-0.13)e-10KIP B: PRE-COLLIMATOR PRT 1 TEMPERATURENo Violation Check
4prt2at -5.877e-043.159e-04(2.13+/-0.01)e20.07 +/- 0.21KIP A: PRE-COLLIMATOR PRT 2 TEMPERATURENo Violation Check
4prt2bt -0.0028.606e-05(1.48+/-0.00)e2-0.04 +/- 0.06KIP B: PRE-COLLIMATOR PRT 2 TEMPERATURENo Violation Check
4prt3at 4.516e-056.873e-05(2.58+/-0.00)e20.03 +/- 0.04KIP A: PRE-COLLIMATOR PRT 3 TEMPERATURENo Violation Check
4prt3bt -7.007e-051.942e-05(1.48+/-0.00)e20.00 +/- 0.00KIP B: PRE-COLLIMATOR PRT 3 TEMPERATURENo Violation Check
4prt4at -3.172e-042.792e-04(2.16+/-0.01)e20.06 +/- 0.20KIP A: PRE-COLLIMATOR PRT 4 TEMPERATURENo Violation Check
4prt4bt -5.866e-14999.000(1.48+/-0.00)e2(1.21+/-0.13)e-10KIP B: PRE-COLLIMATOR PRT 4 TEMPERATURENo Violation Check
4prt5at -8.227e-043.436e-04(2.11+/-0.01)e20.07 +/- 0.23KIP A: PRE-COLLIMATOR PRT 5 TEMPERATURENo Violation Check
4prt5bt -5.272e-051.917e-05(1.48+/-0.00)e2-0.00 +/- 0.01KIP B: PRE-COLLIMATOR PRT 5 TEMPERATURENo Violation Check

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

Data Updated: Apr 18, 2026
Last Site Modification: Sep 30, 2021