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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 -1.860e-042.877e-05(2.14+/-0.01)e2-0.01 +/- 0.01KIP A: PRE-COLLIMATOR PRT 1 TEMPERATURENo Violation Check
4prt1bt 4.231e-154.207e-09(1.48+/-0.00)e2-(1.12+/-0.02)e-10KIP B: PRE-COLLIMATOR PRT 1 TEMPERATURENo Violation Check
4prt2at -2.086e-042.886e-05(2.13+/-0.01)e2-0.01 +/- 0.01KIP A: PRE-COLLIMATOR PRT 2 TEMPERATURENo Violation Check
4prt2bt -5.082e-058.174e-06(1.48+/-0.00)e2(6.99+/-26.53)e-4KIP B: PRE-COLLIMATOR PRT 2 TEMPERATURENo Violation Check
4prt3at -5.399e-055.866e-06(2.58+/-0.00)e2-(9.91+/-14.63)e-4KIP A: PRE-COLLIMATOR PRT 3 TEMPERATURENo Violation Check
4prt3bt -8.144e-061.918e-06(1.48+/-0.00)e2-(1.85+/-14.10)e-5KIP B: PRE-COLLIMATOR PRT 3 TEMPERATURENo Violation Check
4prt4at -1.862e-042.571e-05(2.16+/-0.01)e2-0.01 +/- 0.01KIP A: PRE-COLLIMATOR PRT 4 TEMPERATURENo Violation Check
4prt4bt 4.231e-154.207e-09(1.48+/-0.00)e2-(1.12+/-0.02)e-10KIP B: PRE-COLLIMATOR PRT 4 TEMPERATURENo Violation Check
4prt5at -2.376e-043.214e-05(2.11+/-0.01)e2-0.01 +/- 0.01KIP A: PRE-COLLIMATOR PRT 5 TEMPERATURENo Violation Check
4prt5bt -6.476e-061.791e-06(1.48+/-0.00)e2-(1.76+/-13.19)e-5KIP B: PRE-COLLIMATOR PRT 5 TEMPERATURENo Violation Check

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

Data Updated: Jun 10, 2026
Last Site Modification: Sep 30, 2021