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PRECOLL
Static Version: Min --- 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 -5.070e-042.830e-04(2.14+/-0.01)e2-0.04 +/- 0.15KIP A: PRE-COLLIMATOR PRT 1 TEMPERATURENo Violation Check
4prt1bt -4.251e-13999.000(1.48+/-0.00)e2(1.66+/-0.07)e-10KIP B: PRE-COLLIMATOR PRT 1 TEMPERATURENo Violation Check
4prt2at -6.101e-042.879e-04(2.13+/-0.01)e2-0.03 +/- 0.15KIP A: PRE-COLLIMATOR PRT 2 TEMPERATURENo Violation Check
4prt2bt -2.411e-044.252e-05(1.47+/-0.00)e2-0.00 +/- 0.01KIP B: PRE-COLLIMATOR PRT 2 TEMPERATURENo Violation Check
4prt3at -7.862e-067.011e-05(2.58+/-0.00)e20.02 +/- 0.03KIP A: PRE-COLLIMATOR PRT 3 TEMPERATURENo Violation Check
4prt3bt -1.152e-048.830e-05(1.48+/-0.00)e20.10 +/- 0.05KIP B: PRE-COLLIMATOR PRT 3 TEMPERATURENo Violation Check
4prt4at -3.628e-042.565e-04(2.16+/-0.01)e2-0.05 +/- 0.14KIP A: PRE-COLLIMATOR PRT 4 TEMPERATURENo Violation Check
4prt4bt -4.251e-13999.000(1.48+/-0.00)e2(1.66+/-0.07)e-10KIP B: PRE-COLLIMATOR PRT 4 TEMPERATURENo Violation Check
4prt5at -8.590e-043.407e-04(2.10+/-0.01)e2-0.05 +/- 0.19KIP A: PRE-COLLIMATOR PRT 5 TEMPERATURENo Violation Check
4prt5bt -1.347e-048.557e-05(1.48+/-0.00)e20.10 +/- 0.05KIP B: PRE-COLLIMATOR PRT 5 TEMPERATURENo Violation Check

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

Data Updated: Oct 03, 2026
Last Site Modification: Sep 30, 2021