! Swift/XRT hardness ratio of trigger: 912102, name: GRB 190630B ! T0 for this burst is Swift MET=583567351.808 s, = 2019 Jun 30 at 06:02:08.648 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 ! WT -- hard data !Time Err (pos) Err(neg) Rate Error 84.601 24.419 -18.828 0.343849 0.180676 NO NO NO NO NO ! WT -- soft data !Time Err (pos) Err(neg) Rate Error 84.601 24.419 -18.828 1.008042 0.290271 NO NO NO NO NO ! WT -- hardness ratio data !Time Err (pos) Err(neg) Rate Error 84.601 24.419 -18.828 0.341106 0.204046