Back to Top

GRADPCOLB
Static Version: Mean --- One Week

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
hpcolbgrd1 -1.558e-046.820e-05-0.04 +/- 0.010.67 +/- 0.37KRT8-RT9: HRMA Precollimator BaffleNo Violation Check
hpcolbgrd2 4.237e-055.817e-050.02 +/- 0.00-0.05 +/- 0.27KRT9-RT10: HRMA Precollimator BaffleNo Violation Check

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

Data Updated: Dec 15, 2025
Last Site Modification: Sep 30, 2021