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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 -1.949e-042.959e-05(2.14+/-0.01)e2-0.01 +/- 0.01KIP A: PRE-COLLIMATOR PRT 1 TEMPERATURENo Violation Check
4prt1bt 1.724e-144.348e-09(1.48+/-0.00)e2-(7.91+/-0.22)e-11KIP B: PRE-COLLIMATOR PRT 1 TEMPERATURENo Violation Check
4prt2at -2.167e-042.994e-05(2.13+/-0.01)e2-0.01 +/- 0.01KIP A: PRE-COLLIMATOR PRT 2 TEMPERATURENo Violation Check
4prt2bt -2.867e-058.460e-06(1.48+/-0.00)e2-0.00 +/- 0.00KIP B: PRE-COLLIMATOR PRT 2 TEMPERATURENo Violation Check
4prt3at -4.939e-056.085e-06(2.58+/-0.00)e2-0.00 +/- 0.00KIP A: PRE-COLLIMATOR PRT 3 TEMPERATURENo Violation Check
4prt3bt -6.439e-061.981e-06(1.48+/-0.00)e2(6.14+/-1500.00)e-7KIP B: PRE-COLLIMATOR PRT 3 TEMPERATURENo Violation Check
4prt4at -2.000e-042.636e-05(2.16+/-0.01)e2-0.01 +/- 0.01KIP A: PRE-COLLIMATOR PRT 4 TEMPERATURENo Violation Check
4prt4bt 1.724e-144.348e-09(1.48+/-0.00)e2-(7.91+/-0.22)e-11KIP B: PRE-COLLIMATOR PRT 4 TEMPERATURENo Violation Check
4prt5at -2.542e-043.309e-05(2.11+/-0.01)e2-0.01 +/- 0.01KIP A: PRE-COLLIMATOR PRT 5 TEMPERATURENo Violation Check
4prt5bt -4.950e-061.850e-06(1.48+/-0.00)e2(8.50+/-13.66)e-5KIP B: PRE-COLLIMATOR PRT 5 TEMPERATURENo Violation Check

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

Data Updated: May 08, 2026
Last Site Modification: Sep 30, 2021