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PRECOLL
Static Version: Mean --- 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 -1.944e-042.646e-05(2.14+/-0.01)e2(1.21+/-768.60)e-5KIP A: PRE-COLLIMATOR PRT 1 TEMPERATURENo Violation Check
4prt1bt 7.180e-154.235e-09(1.48+/-0.00)e2-(1.03+/-0.02)e-10KIP B: PRE-COLLIMATOR PRT 1 TEMPERATURENo Violation Check
4prt2at -2.114e-042.713e-05(2.13+/-0.01)e2-0.01 +/- 0.01KIP A: PRE-COLLIMATOR PRT 2 TEMPERATURENo Violation Check
4prt2bt -6.509e-056.376e-06(1.47+/-0.00)e2-0.00 +/- 0.00KIP B: PRE-COLLIMATOR PRT 2 TEMPERATURENo Violation Check
4prt3at -6.134e-055.725e-06(2.58+/-0.00)e2-(5.35+/-14.11)e-4KIP A: PRE-COLLIMATOR PRT 3 TEMPERATURENo Violation Check
4prt3bt 1.619e-064.613e-06(1.48+/-0.00)e2-(1.76+/-14.53)e-4KIP B: PRE-COLLIMATOR PRT 3 TEMPERATURENo Violation Check
4prt4at -1.901e-042.379e-05(2.16+/-0.01)e2-0.00 +/- 0.01KIP A: PRE-COLLIMATOR PRT 4 TEMPERATURENo Violation Check
4prt4bt -3.904e-095.894e-09(1.48+/-0.00)e2-(1.04+/-0.02)e-10KIP B: PRE-COLLIMATOR PRT 4 TEMPERATURENo Violation Check
4prt5at -2.494e-043.153e-05(2.11+/-0.01)e2-0.00 +/- 0.01KIP A: PRE-COLLIMATOR PRT 5 TEMPERATURENo Violation Check
4prt5bt 1.872e-064.365e-06(1.48+/-0.00)e2(1.32+/-134.20)e-5KIP B: PRE-COLLIMATOR PRT 5 TEMPERATURENo Violation Check

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

Data Updated: Jun 02, 2026
Last Site Modification: Sep 30, 2021