Back to Top

PRECOLL
Static Version: Mean --- Last Five 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 -0.0810.006(2.14+/-0.01)e2-0.11 +/- 0.20KIP A: PRE-COLLIMATOR PRT 1 TEMPERATURENo Violation Check
4prt1bt -1.236e-09999.000(1.48+/-0.00)e2(1.57+/-1.08)e-8KIP B: PRE-COLLIMATOR PRT 1 TEMPERATURENo Violation Check
4prt2at 0.1580.013(2.13+/-0.01)e2-0.12 +/- 0.16KIP A: PRE-COLLIMATOR PRT 2 TEMPERATURENo Violation Check
4prt2bt 0.0120.001(1.47+/-0.00)e2-0.03 +/- 0.06KIP B: PRE-COLLIMATOR PRT 2 TEMPERATURENo Violation Check
4prt3at -0.0140.002(2.58+/-0.00)e20.01 +/- 0.06KIP A: PRE-COLLIMATOR PRT 3 TEMPERATURENo Violation Check
4prt3bt -5.603e-048.107e-04(1.48+/-0.00)e2-0.03 +/- 0.04KIP B: PRE-COLLIMATOR PRT 3 TEMPERATURENo Violation Check
4prt4at -0.1520.006(2.16+/-0.01)e2-0.00 +/- 0.19KIP A: PRE-COLLIMATOR PRT 4 TEMPERATURENo Violation Check
4prt4bt -6.916e-066.290e-06(1.48+/-0.00)e2(1.18+/-1.09)e-8KIP B: PRE-COLLIMATOR PRT 4 TEMPERATURENo Violation Check
4prt5at -0.0030.007(2.11+/-0.01)e2-0.07 +/- 0.25KIP A: PRE-COLLIMATOR PRT 5 TEMPERATURENo Violation Check
4prt5bt -0.0038.330e-04(1.48+/-0.00)e2-0.02 +/- 0.04KIP B: PRE-COLLIMATOR PRT 5 TEMPERATURENo Violation Check

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

Data Updated: Jun 10, 2026
Last Site Modification: Sep 30, 2021