! Swift/XRT hardness ratio of trigger: 946476, name: GRB 191228A ! T0 for this burst is Swift MET=599184104 s, = 2019 Dec 28 at 00:01:19.838 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 371.132 27.018 -25.636 1.275085 0.286451 450.698 57.773 -52.548 0.750355 0.152148 821.899 182.592 -125.100 0.188745 0.041558 5476.012 59.150 -56.187 0.384688 0.086772 5598.267 54.740 -63.105 0.416471 0.089143 5709.871 73.517 -56.864 0.395204 0.083243 5861.239 85.125 -77.851 0.288238 0.063159 6019.977 74.321 -73.612 0.379733 0.076035 6186.253 78.544 -91.955 0.345552 0.068147 6336.549 66.151 -71.752 0.331591 0.074795 6523.674 94.656 -120.975 0.220758 0.048440 6687.011 59.194 -68.681 0.367198 0.081022 6816.776 74.854 -70.571 0.309813 0.069882 6961.157 75.877 -69.526 0.322960 0.070866 11314.102 140.172 -118.083 0.099592 0.021951 11582.208 130.321 -127.934 0.094027 0.021206 11830.201 123.022 -117.673 0.121600 0.024920 17110.129 189.526 -199.110 0.062299 0.014024 17657.928 416.479 -358.272 0.041870 0.008193 29993.906 799.038 -549.890 0.025371 0.005588 37970.487 2482.999 -2765.704 0.021657 0.005149 49455.164 2460.702 -2517.988 0.016222 0.003990 59155.714 9798.934 -2142.089 0.012684 0.003335 79873.851 6431.939 -5647.851 0.015698 0.004123 NO NO NO NO NO ! PC -- soft data !Time Err (pos) Err(neg) Rate Error 371.132 27.018 -25.636 1.274646 0.286800 450.698 57.773 -52.548 1.093426 0.182868 821.899 182.592 -125.100 0.199804 0.042585 5476.012 59.150 -56.187 0.385337 0.086414 5598.267 54.740 -63.105 0.374426 0.084211 5709.871 73.517 -56.864 0.344593 0.077277 5861.239 85.125 -77.851 0.359553 0.070829 6019.977 74.321 -73.612 0.305520 0.068614 6186.253 78.544 -91.955 0.264184 0.059677 6336.549 66.151 -71.752 0.326570 0.073341 6523.674 94.656 -120.975 0.511332 0.073612 6687.011 59.194 -68.681 0.351427 0.079385 6816.776 74.854 -70.571 0.310196 0.070173 6961.157 75.877 -69.526 0.398436 0.078841 11314.102 140.172 -118.083 0.162416 0.027948 11582.208 130.321 -127.934 0.128769 0.024817 11830.201 123.022 -117.673 0.148205 0.027611 17110.129 189.526 -199.110 0.065510 0.014448 17657.928 416.479 -358.272 0.063817 0.010059 29993.906 799.038 -549.890 0.027226 0.005720 37970.487 2482.999 -2765.704 0.025373 0.005596 49455.164 2460.702 -2517.988 0.017964 0.004198 59155.714 9798.934 -2142.089 0.021582 0.004354 79873.851 6431.939 -5647.851 0.016973 0.004306 NO NO NO NO NO ! PC -- hardness ratio data !Time Err (pos) Err(neg) Rate Error 371.132 27.018 -25.636 1.000344 0.318065 450.698 57.773 -52.548 0.686242 0.180373 821.899 182.592 -125.100 0.944650 0.289480 5476.012 59.150 -56.187 0.998315 0.317535 5598.267 54.740 -63.105 1.112290 0.345345 5709.871 73.517 -56.864 1.146870 0.352849 5861.239 85.125 -77.851 0.801655 0.236211 6019.977 74.321 -73.612 1.242907 0.373967 6186.253 78.544 -91.955 1.308000 0.392226 6336.549 66.151 -71.752 1.015375 0.323195 6523.674 94.656 -120.975 0.431731 0.113302 6687.011 59.194 -68.681 1.044877 0.329945 6816.776 74.854 -70.571 0.998767 0.319068 6961.157 75.877 -69.526 0.810569 0.239500 11314.102 140.172 -118.083 0.613193 0.171464 11582.208 130.321 -127.934 0.730195 0.216619 11830.201 123.022 -117.673 0.820486 0.227243 17110.129 189.526 -199.110 0.950986 0.299698 17657.928 416.479 -358.272 0.656085 0.164849 29993.906 799.038 -549.890 0.931876 0.283663 37970.487 2482.999 -2765.704 0.853545 0.276809 49455.164 2460.702 -2517.988 0.903033 0.306378 59155.714 9798.934 -2142.089 0.587726 0.194760 79873.851 6431.939 -5647.851 0.924883 0.337750