! Swift/XRT hardness ratio of trigger: 1069551, name: GRB 210820A ! T0 for this burst is Swift MET=651173908.288 s, = 2021 Aug 20 at 17:38:00.705 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 ! WTST -- hard data !Time Err (pos) Err(neg) Rate Error 116.970267922987 0.849608049387186 -0.73741989156882 62.3354368546321 6.39682871441117 118.4037718942 0.718429088474466 -0.58389592182553 81.2718938536079 8.00801227466319 119.807788091611 0.668319880160112 -0.685587108936886 59.2170737322754 6.70504194627165 121.300367994571 0.906810018857357 -0.824260022799649 62.277474282211 6.07768536143859 123.025688743527 0.858329320018086 -0.818510730098907 71.8273576490475 6.64046672278119 NO NO NO NO NO ! WTST -- soft data !Time Err (pos) Err(neg) Rate Error 116.970267922987 0.849608049387186 -0.73741989156882 33.137242667776 4.6404700987126 118.4037718942 0.718429088474466 -0.58389592182553 36.058863669663 5.31660562408337 119.807788091611 0.668319880160112 -0.685587108936886 33.9241102748377 5.05711996093697 121.300367994571 0.906810018857357 -0.824260022799649 26.5407400592652 3.95646722772648 123.025688743527 0.858329320018086 -0.818510730098907 36.5669402968529 4.72078086121305 NO NO NO NO NO ! WTST -- hardness ratio data !Time Err (pos) Err(neg) Rate Error 116.970267922987 0.849608049387186 -0.73741989156882 1.86274509803922 0.323357520774359 118.4037718942 0.718429088474466 -0.58389592182553 2.23913043478261 0.397077244121297 119.807788091611 0.668319880160112 -0.685587108936886 1.73333333333333 0.324474884416782 121.300367994571 0.906810018857357 -0.824260022799649 2.33333333333333 0.415739709641549 123.025688743527 0.858329320018086 -0.818510730098907 1.95 0.309636884107821 NO NO NO NO NO ! WT -- hard data !Time Err (pos) Err(neg) Rate Error 132.011 0.678 -0.729 49.779460 6.222446 133.419 0.738 -0.730 46.982196 5.919213 134.668 0.560 -0.511 46.281361 6.970250 136.138 0.931 -0.910 56.045647 5.809464 137.834 0.692 -0.765 60.950225 6.968538 139.330 0.850 -0.804 76.740882 7.125241 140.718 0.607 -0.537 56.724777 7.443204 141.977 0.599 -0.652 65.203781 7.674306 143.110 0.643 -0.534 59.661897 7.512048 144.405 0.634 -0.652 57.177154 7.033925 145.641 0.619 -0.601 59.365898 7.359064 147.166 0.835 -0.905 61.115233 6.235281 148.949 1.021 -0.949 69.931332 6.230009 150.745 0.719 -0.775 57.990604 6.563054 152.176 0.629 -0.712 37.359366 5.734735 153.449 0.589 -0.644 51.408712 6.750311 154.860 0.723 -0.822 62.981405 6.676040 156.264 0.733 -0.682 68.765532 7.289159 157.658 0.669 -0.660 55.092974 6.730697 159.161 0.873 -0.835 46.708238 5.466803 160.751 0.730 -0.717 45.005492 5.950305 162.433 1.033 -0.952 28.620455 3.968952 164.600 1.196 -1.134 21.097467 3.145031 167.256 1.593 -1.460 16.105794 2.400915 170.273 1.685 -1.424 15.568312 2.371715 173.163 1.290 -1.205 19.550236 2.978331 175.779 1.183 -1.327 20.158353 3.005036 177.932 0.998 -0.970 39.595685 4.798995 179.601 0.692 -0.671 44.558432 6.063649 181.024 0.694 -0.731 34.945078 5.323619 182.448 0.800 -0.730 33.073915 4.930378 184.238 0.992 -0.990 47.657019 5.199826 186.068 0.669 -0.838 33.039146 5.033264 187.752 0.943 -1.015 30.583011 4.237735 189.664 1.109 -0.969 24.346468 3.629364 192.561 1.554 -1.788 15.142087 2.257253 195.413 1.054 -1.298 21.159455 3.154271 197.548 1.050 -1.081 22.699238 3.458057 199.452 0.778 -0.854 29.655067 4.517725 201.288 1.041 -1.058 38.657954 4.522257 203.115 0.812 -0.785 30.772149 4.587250 204.848 1.045 -0.921 25.879179 3.891127 207.006 1.068 -1.113 23.542096 3.433974 209.361 1.444 -1.287 17.430075 2.714141 212.460 1.679 -1.655 14.746274 2.198249 215.497 1.514 -1.358 17.121991 2.552400 218.856 1.627 -1.845 14.157745 2.110516 221.851 1.112 -1.368 19.824742 2.955303 224.250 1.425 -1.287 25.387075 3.198479 226.968 1.331 -1.293 18.737371 2.793207 229.222 1.067 -0.922 24.330078 3.706503 231.581 1.249 -1.293 19.035004 2.899838 234.694 1.904 -1.864 23.075340 2.626551 237.910 1.183 -1.311 26.849227 3.463939 240.691 1.681 -1.598 29.756467 3.170767 243.541 1.050 -1.169 38.913042 4.378073 245.440 0.768 -0.849 53.381892 6.005951 247.265 0.907 -1.057 66.922047 6.133020 249.032 0.855 -0.860 47.333020 5.537077 250.882 0.935 -0.995 46.016382 5.142443 252.495 0.831 -0.678 36.217412 5.121925 254.153 0.905 -0.827 30.901403 4.414494 255.981 0.793 -0.922 44.963895 5.444964 257.731 0.948 -0.957 43.014386 4.966888 259.639 0.706 -0.960 44.158366 5.432356 261.138 0.828 -0.793 43.156173 5.394535 262.757 0.735 -0.792 35.798847 5.062731 264.243 0.808 -0.751 33.158315 4.884356 266.009 0.991 -0.958 25.222569 3.759965 268.542 1.472 -1.542 16.100599 2.452804 271.447 1.388 -1.433 17.653658 2.689401 273.933 0.983 -1.097 26.501792 3.785977 276.053 1.147 -1.137 22.298026 3.358217 278.524 1.298 -1.324 19.302210 2.877408 281.270 1.449 -1.448 16.829091 2.563784 284.203 1.219 -1.484 18.198375 2.712858 287.037 1.679 -1.616 14.451151 2.250275 290.329 1.516 -1.613 15.714706 2.342614 294.074 1.878 -2.228 11.975357 1.785184 297.994 2.278 -2.042 9.612736 1.559394 302.411 2.635 -2.140 10.297850 1.535116 307.950 2.746 -2.903 8.705419 1.297729 312.650 2.016 -1.955 12.186226 1.856479 317.853 3.222 -3.187 7.429108 1.156831 324.638 3.769 -3.563 6.600332 1.005510 331.911 3.152 -3.504 7.388393 1.101399 338.966 4.352 -3.903 5.672539 0.903053 344.954 1.278 -1.637 16.605720 2.529755 347.138 0.866 -0.906 27.751259 4.136921 349.028 1.000 -1.024 24.288178 3.620674 351.019 1.041 -0.991 24.203311 3.608023 353.468 1.264 -1.408 18.402117 2.743230 355.963 1.132 -1.230 20.151762 3.137951 358.286 1.195 -1.191 20.612240 3.072697 360.867 1.183 -1.386 19.142150 2.853548 363.131 1.031 -1.081 25.356385 3.622348 365.018 0.794 -0.857 30.447786 4.489289 366.617 0.769 -0.804 31.266766 4.660982 368.287 0.732 -0.902 30.108855 4.488371 369.748 0.687 -0.729 34.723345 5.176260 371.221 0.751 -0.786 30.972303 4.822881 372.871 0.781 -0.899 28.813761 4.389558 374.403 0.916 -0.751 29.498068 4.397320 376.056 0.866 -0.737 30.677056 4.573073 378.027 0.939 -1.105 24.055646 3.586010 380.374 1.354 -1.408 19.900423 2.840475 382.903 0.985 -1.176 22.386824 3.410463 384.806 0.935 -0.917 25.706439 4.002903 386.980 1.226 -1.239 19.624347 2.989620 389.091 0.996 -0.885 25.732024 3.920078 391.650 1.351 -1.563 16.873187 2.515311 394.338 1.419 -1.336 17.558832 2.674955 397.284 1.748 -1.527 15.130606 2.255541 401.200 2.205 -2.168 11.575389 1.725560 406.620 3.362 -3.214 5.679514 1.002459 414.961 5.054 -4.980 4.900674 0.730551 423.946 3.307 -3.931 6.793888 1.012775 431.343 4.190 -4.090 5.844443 0.890356 440.292 5.570 -4.759 3.052361 0.603475 454.972 12.606 -9.110 1.401545 0.282600 NO NO NO NO NO ! WT -- soft data !Time Err (pos) Err(neg) Rate Error 132.011 0.678 -0.729 35.001183 5.217676 133.419 0.738 -0.730 33.558711 5.002645 134.668 0.560 -0.511 45.991156 6.855967 136.138 0.931 -0.910 25.898270 4.032773 137.834 0.692 -0.765 33.804561 5.039294 139.330 0.850 -0.804 43.850766 5.435789 140.718 0.607 -0.537 43.057437 6.418634 141.977 0.599 -0.652 43.713744 6.182068 143.110 0.643 -0.534 41.764474 6.225890 144.405 0.634 -0.652 39.090289 5.763559 145.641 0.619 -0.601 40.303352 6.008079 147.166 0.835 -0.905 36.614850 4.846343 148.949 1.021 -0.949 36.788293 4.560319 150.745 0.719 -0.775 38.034323 5.274423 152.176 0.629 -0.712 36.666477 5.465926 153.449 0.589 -0.644 39.251394 5.979652 154.860 0.723 -0.822 32.045470 4.826241 156.264 0.733 -0.682 34.769089 5.183080 157.658 0.669 -0.660 37.002744 5.516054 159.161 0.873 -0.835 28.792750 4.292178 160.751 0.730 -0.717 33.998967 5.068277 162.433 1.033 -0.952 24.767417 3.692116 164.600 1.196 -1.134 22.035132 3.214161 167.256 1.593 -1.460 25.053457 2.994470 170.273 1.685 -1.424 20.390279 2.677382 173.163 1.290 -1.205 23.177545 3.270616 175.779 1.183 -1.327 21.181479 3.120120 177.932 0.998 -0.970 25.717440 3.833737 179.601 0.692 -0.671 37.132027 5.535327 181.024 0.694 -0.731 35.510123 5.293547 182.448 0.800 -0.730 42.102323 5.622110 184.238 0.992 -0.990 24.878825 3.911686 186.068 0.669 -0.838 40.288047 5.482522 187.752 0.943 -1.015 25.828331 3.850268 189.664 1.109 -0.969 27.051631 3.825687 192.561 1.554 -1.788 26.246284 2.971817 195.413 1.054 -1.298 27.804757 3.648433 197.548 1.050 -1.081 29.217279 3.869933 199.452 0.778 -0.854 32.143546 4.639531 201.288 1.041 -1.058 23.418355 3.491009 203.115 0.812 -0.785 32.823625 4.737692 204.848 1.045 -0.921 24.609959 3.749141 207.006 1.068 -1.113 22.181639 3.379204 209.361 1.444 -1.287 22.517345 3.034000 212.460 1.679 -1.655 23.594038 2.780592 215.497 1.514 -1.358 19.024386 2.690460 218.856 1.627 -1.845 16.360061 2.268737 221.851 1.112 -1.368 20.390386 3.036692 224.250 1.425 -1.287 18.133625 2.703206 226.968 1.331 -1.293 22.485357 3.059876 229.222 1.067 -0.922 27.626542 3.943259 231.581 1.249 -1.293 20.632310 2.978023 234.694 1.904 -1.864 13.050367 1.945437 237.910 1.183 -1.311 19.401305 2.955641 240.691 1.681 -1.598 14.758911 2.248408 243.541 1.050 -1.169 22.165657 3.304267 245.440 0.768 -0.849 30.407407 4.532877 247.265 0.907 -1.057 29.487463 4.050423 249.032 0.855 -0.860 28.673536 4.274406 250.882 0.935 -0.995 24.664613 3.840674 252.495 0.831 -0.678 32.077002 4.886687 254.153 0.905 -0.827 28.378839 4.230475 255.981 0.793 -0.922 32.676701 4.617319 257.731 0.948 -0.957 25.808631 3.847330 259.639 0.706 -0.960 29.533182 4.402554 261.138 0.828 -0.793 30.344184 4.523452 262.757 0.735 -0.792 31.193612 4.857343 264.243 0.808 -0.751 31.556673 4.704199 266.009 0.991 -0.958 25.783070 3.801513 268.542 1.472 -1.542 24.057823 2.982235 271.447 1.388 -1.433 29.499868 3.429300 273.933 0.983 -1.097 24.338380 3.628158 276.053 1.147 -1.137 21.453035 3.340580 278.524 1.298 -1.324 27.144891 3.445230 281.270 1.449 -1.448 23.687023 3.030859 284.203 1.219 -1.484 26.690949 3.285437 287.037 1.679 -1.616 28.288056 3.085156 290.329 1.516 -1.613 23.944943 2.943073 294.074 1.878 -2.228 26.421350 2.668014 297.994 2.278 -2.042 19.044336 2.212746 302.411 2.635 -2.140 23.471771 2.345219 307.950 2.746 -2.903 23.988265 2.154220 312.650 2.016 -1.955 20.913974 2.399004 317.853 3.222 -3.187 20.973705 1.891144 324.638 3.769 -3.563 16.586371 1.580962 331.911 3.152 -3.504 16.582836 1.650060 338.966 4.352 -3.903 18.607758 1.583131 344.954 1.278 -1.637 29.248638 3.311766 347.138 0.866 -0.906 31.009843 4.426172 349.028 1.000 -1.024 50.888563 5.274905 351.019 1.041 -0.991 42.105129 4.796030 353.468 1.264 -1.408 36.102479 3.869003 355.963 1.132 -1.230 31.914971 3.842121 358.286 1.195 -1.191 33.437635 3.913590 360.867 1.183 -1.386 25.522867 3.294996 363.131 1.031 -1.081 39.328271 4.511275 365.018 0.794 -0.857 29.785877 4.440224 366.617 0.769 -0.804 38.214799 5.152893 368.287 0.732 -0.902 38.137883 5.051497 369.748 0.687 -0.729 37.038235 5.346019 371.221 0.751 -0.786 46.612043 5.863321 372.871 0.781 -0.899 40.340872 5.123308 374.403 0.916 -0.751 42.608321 5.284925 376.056 0.866 -0.737 42.947874 5.410937 378.027 0.939 -1.105 37.419894 4.472545 380.374 1.354 -1.408 40.763375 4.016551 382.903 0.985 -1.176 26.287511 3.645429 384.806 0.935 -0.917 35.401897 4.570376 386.980 1.226 -1.239 31.463737 3.734069 389.091 0.996 -0.885 33.120924 4.386983 391.650 1.351 -1.563 38.620850 3.805441 394.338 1.419 -1.336 30.643515 3.513343 397.284 1.748 -1.527 24.338814 2.886955 401.200 2.205 -2.168 31.197976 2.847185 406.620 3.362 -3.214 22.630105 1.962289 414.961 5.054 -4.980 17.626319 1.401186 423.946 3.307 -3.931 19.971607 1.744494 431.343 4.190 -4.090 20.493714 1.651093 440.292 5.570 -4.759 15.294452 1.282805 454.972 12.606 -9.110 8.482586 0.658092 NO NO NO NO NO ! WT -- hardness ratio data !Time Err (pos) Err(neg) Rate Error 132.011 0.678 -0.729 1.422222 0.276684 133.419 0.738 -0.730 1.400000 0.273252 134.668 0.560 -0.511 1.006310 0.213244 136.138 0.931 -0.910 2.164069 0.404813 137.834 0.692 -0.765 1.803018 0.338727 139.330 0.850 -0.804 1.750047 0.271042 140.718 0.607 -0.537 1.317421 0.261633 141.977 0.599 -0.652 1.491608 0.274442 143.110 0.643 -0.534 1.428532 0.278749 144.405 0.634 -0.652 1.462695 0.280871 145.641 0.619 -0.601 1.472977 0.285577 147.166 0.835 -0.905 1.669138 0.278941 148.949 1.021 -0.949 1.900913 0.290179 150.745 0.719 -0.775 1.524691 0.272912 152.176 0.629 -0.712 1.018897 0.218018 153.449 0.589 -0.644 1.309730 0.263414 154.860 0.723 -0.822 1.965376 0.361960 156.264 0.733 -0.682 1.977778 0.361767 157.658 0.669 -0.660 1.488889 0.286964 159.161 0.873 -0.835 1.622222 0.307456 160.751 0.730 -0.717 1.323731 0.263759 162.433 1.033 -0.952 1.155569 0.235274 164.600 1.196 -1.134 0.957447 0.199689 167.256 1.593 -1.460 0.642857 0.122831 170.273 1.685 -1.424 0.763516 0.153559 173.163 1.290 -1.205 0.843499 0.175157 175.779 1.183 -1.327 0.951697 0.199450 177.932 0.998 -0.970 1.539643 0.295802 179.601 0.692 -0.671 1.200000 0.242212 181.024 0.694 -0.731 0.984088 0.209752 182.448 0.800 -0.730 0.785560 0.157217 184.238 0.992 -0.990 1.915566 0.366598 186.068 0.669 -0.838 0.820073 0.167517 187.752 0.943 -1.015 1.184088 0.240991 189.664 1.109 -0.969 0.900000 0.184932 192.561 1.554 -1.788 0.576923 0.107998 195.413 1.054 -1.298 0.761001 0.151131 197.548 1.050 -1.081 0.776911 0.156836 199.452 0.778 -0.854 0.922582 0.193614 201.288 1.041 -1.058 1.650754 0.312803 203.115 0.812 -0.785 0.937500 0.194530 204.848 1.045 -0.921 1.051573 0.225084 207.006 1.068 -1.113 1.061333 0.223850 209.361 1.444 -1.287 0.774073 0.159396 212.460 1.679 -1.655 0.625000 0.118768 215.497 1.514 -1.358 0.900002 0.184933 218.856 1.627 -1.845 0.865385 0.176192 221.851 1.112 -1.368 0.972259 0.204871 224.250 1.425 -1.287 1.400000 0.273252 226.968 1.331 -1.293 0.833314 0.168199 229.222 1.067 -0.922 0.880678 0.183851 231.581 1.249 -1.293 0.922582 0.193614 234.694 1.904 -1.864 1.768176 0.331637 237.910 1.183 -1.311 1.383888 0.276268 240.691 1.681 -1.598 2.016170 0.374826 243.541 1.050 -1.169 1.755556 0.327873 245.440 0.768 -0.849 1.755556 0.327873 247.265 0.907 -1.057 2.269509 0.374754 249.032 0.855 -0.860 1.650756 0.312803 250.882 0.935 -0.995 1.865684 0.357589 252.495 0.831 -0.678 1.129077 0.234696 254.153 0.905 -0.827 1.088889 0.224824 255.981 0.793 -0.922 1.376023 0.256069 257.731 0.948 -0.957 1.666667 0.314270 259.639 0.706 -0.960 1.495212 0.288990 261.138 0.828 -0.793 1.422222 0.276684 262.757 0.735 -0.792 1.147634 0.241405 264.243 0.808 -0.751 1.050754 0.220209 266.009 0.991 -0.958 0.978261 0.205112 268.542 1.472 -1.542 0.669246 0.131442 271.447 1.388 -1.433 0.598432 0.114677 273.933 0.983 -1.097 1.088889 0.224824 276.053 1.147 -1.137 1.039388 0.225165 278.524 1.298 -1.324 0.711081 0.139217 281.270 1.449 -1.448 0.710477 0.141348 284.203 1.219 -1.484 0.681818 0.131811 287.037 1.679 -1.616 0.510857 0.097119 290.329 1.516 -1.613 0.656285 0.126799 294.074 1.878 -2.228 0.453245 0.081608 297.994 2.278 -2.042 0.504756 0.100718 302.411 2.635 -2.140 0.438733 0.078735 307.950 2.746 -2.903 0.362903 0.063156 312.650 2.016 -1.955 0.582683 0.111117 317.853 3.222 -3.187 0.354211 0.063736 324.638 3.769 -3.563 0.397937 0.071511 331.911 3.152 -3.504 0.445545 0.079855 338.966 4.352 -3.903 0.304848 0.055027 344.954 1.278 -1.637 0.567743 0.107765 347.138 0.866 -0.906 0.894918 0.184699 349.028 1.000 -1.024 0.477282 0.086659 351.019 1.041 -0.991 0.574830 0.107843 353.468 1.264 -1.408 0.509719 0.093582 355.963 1.132 -1.230 0.631420 0.124279 358.286 1.195 -1.191 0.616438 0.116832 360.867 1.183 -1.386 0.750000 0.147902 363.131 1.031 -1.081 0.644737 0.118123 365.018 0.794 -0.857 1.022222 0.214329 366.617 0.769 -0.804 0.818185 0.164461 368.287 0.732 -0.902 0.789474 0.157432 369.748 0.687 -0.729 0.937500 0.194530 371.221 0.751 -0.786 0.664470 0.133011 372.871 0.781 -0.899 0.714257 0.141663 374.403 0.916 -0.751 0.692308 0.134256 376.056 0.866 -0.737 0.714286 0.139414 378.027 0.939 -1.105 0.642857 0.122831 380.374 1.354 -1.408 0.488194 0.084673 382.903 0.985 -1.176 0.851614 0.175439 384.806 0.935 -0.917 0.726132 0.146876 386.980 1.226 -1.239 0.623713 0.120447 389.091 0.996 -0.885 0.776911 0.156836 391.650 1.351 -1.563 0.436893 0.078069 394.338 1.419 -1.336 0.573003 0.109252 397.284 1.748 -1.527 0.621666 0.118430 401.200 2.205 -2.168 0.371030 0.064852 406.620 3.362 -3.214 0.250972 0.049354 414.961 5.054 -4.980 0.278032 0.046971 423.946 3.307 -3.931 0.340177 0.058775 431.343 4.190 -4.090 0.285182 0.049147 440.292 5.570 -4.759 0.199573 0.042861 454.972 12.606 -9.110 0.165226 0.035696 NO NO NO NO NO ! PC -- hard data !Time Err (pos) Err(neg) Rate Error 547.953 82.315 -75.646 0.437430 0.098527 809.516 342.271 -179.249 0.101402 0.022989 1481.793 379.563 -330.005 0.039233 0.008396 6817.415 821.910 -898.098 0.016732 0.003721 NO NO NO NO NO ! PC -- soft data !Time Err (pos) Err(neg) Rate Error 547.953 82.315 -75.646 1.870084 0.203235 809.516 342.271 -179.249 0.358744 0.045842 1481.793 379.563 -330.005 0.063679 0.010613 6817.415 821.910 -898.098 0.028203 0.004815 NO NO NO NO NO ! PC -- hardness ratio data !Time Err (pos) Err(neg) Rate Error 547.953 82.315 -75.646 0.233909 0.058498 809.516 342.271 -179.249 0.282659 0.073560 1481.793 379.563 -330.005 0.616116 0.167117 6817.415 821.910 -898.098 0.593280 0.166325