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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 -2.003e-042.583e-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 -2.212e-042.709e-05(2.13+/-0.01)e2-0.01 +/- 0.01KIP A: PRE-COLLIMATOR PRT 2 TEMPERATURENo Violation Check
4prt2bt -5.331e-054.402e-06(1.47+/-0.00)e2-(1.19+/-10.14)e-4KIP B: PRE-COLLIMATOR PRT 2 TEMPERATURENo Violation Check
4prt3at -6.859e-056.501e-06(2.58+/-0.00)e2-0.00 +/- 0.00KIP A: PRE-COLLIMATOR PRT 3 TEMPERATURENo Violation Check
4prt3bt -1.226e-058.023e-06(1.48+/-0.00)e2-0.00 +/- 0.00KIP B: PRE-COLLIMATOR PRT 3 TEMPERATURENo Violation Check
4prt4at -2.021e-042.328e-05(2.16+/-0.01)e2-0.01 +/- 0.01KIP A: PRE-COLLIMATOR PRT 4 TEMPERATURENo Violation Check
4prt4bt -4.998e-073.208e-07(1.48+/-0.00)e2-(7.96+/-0.23)e-11KIP B: PRE-COLLIMATOR PRT 4 TEMPERATURENo Violation Check
4prt5at -2.650e-043.198e-05(2.11+/-0.01)e2-0.01 +/- 0.01KIP A: PRE-COLLIMATOR PRT 5 TEMPERATURENo Violation Check
4prt5bt -3.720e-067.733e-06(1.48+/-0.00)e2-(3.10+/-266.20)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