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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 -2.084e-042.764e-05(2.14+/-0.01)e2-0.00 +/- 0.01KIP A: PRE-COLLIMATOR PRT 1 TEMPERATURENo Violation Check
4prt1bt 2.469e-144.463e-09(1.48+/-0.00)e2-(6.41+/-0.23)e-11KIP B: PRE-COLLIMATOR PRT 1 TEMPERATURENo Violation Check
4prt2at -2.161e-042.848e-05(2.13+/-0.01)e2-0.01 +/- 0.01KIP A: PRE-COLLIMATOR PRT 2 TEMPERATURENo Violation Check
4prt2bt -4.623e-056.780e-06(1.47+/-0.00)e2-0.00 +/- 0.00KIP B: PRE-COLLIMATOR PRT 2 TEMPERATURENo Violation Check
4prt3at -5.915e-056.002e-06(2.58+/-0.00)e2-0.00 +/- 0.00KIP A: PRE-COLLIMATOR PRT 3 TEMPERATURENo Violation Check
4prt3bt 2.042e-054.812e-06(1.48+/-0.00)e2-(7.41+/-14.97)e-4KIP B: PRE-COLLIMATOR PRT 3 TEMPERATURENo Violation Check
4prt4at -2.074e-042.483e-05(2.16+/-0.01)e2(8.92+/-72.55)e-4KIP A: PRE-COLLIMATOR PRT 4 TEMPERATURENo Violation Check
4prt4bt -3.752e-096.210e-09(1.48+/-0.00)e2-(6.45+/-0.24)e-11KIP B: PRE-COLLIMATOR PRT 4 TEMPERATURENo Violation Check
4prt5at -2.619e-043.304e-05(2.11+/-0.01)e2-0.00 +/- 0.01KIP A: PRE-COLLIMATOR PRT 5 TEMPERATURENo Violation Check
4prt5bt 1.929e-054.556e-06(1.48+/-0.00)e2-(7.43+/-13.84)e-4KIP B: PRE-COLLIMATOR PRT 5 TEMPERATURENo Violation Check

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

Data Updated: Apr 23, 2026
Last Site Modification: Sep 30, 2021