! Swift/XRT hardness ratio of trigger: 21461, name: GRB 210827A ! T0 for this burst is Swift MET=651751191.769 s, = 2021 Aug 27 at 09:59:24.147 UT ! The hard band is 1.51-10 keV ! The soft band is 0.3-1.5 keV ! For details of light-curve production, see Evans et al. 2007, A&A, 469, 379 ! There are 3 datasets: Hard, Soft, and the ratio ! Columns are as labelled ! BINMODE: GRB-like (counts) READ TERR 1 READ SERR 2 NO NO NO NO NO ! PC -- hard data !Time Err (pos) Err(neg) Rate Error 82634.064 158212.842 -37941.614 0.002224 0.000605 NO NO NO NO NO ! PC -- soft data !Time Err (pos) Err(neg) Rate Error 82634.064 158212.842 -37941.614 0.003164 0.000726 NO NO NO NO NO ! PC -- hardness ratio data !Time Err (pos) Err(neg) Rate Error 82634.064 158212.842 -37941.614 0.702844 0.250219