/* ** ** Swift/XRT light curve for Mrk 421. ** ** Data taken from the automatic processing at http://www.swift.psu.edu/monitoring/ ** ** When using these data and results in publications, please reference M.C. Stroh & A.D. Falcone 2013, ApJS, 207, 28; arXiv: 1305.4949. ** ** Key: ** ** BinCenter - Center of time bin (MJD) ** BinHW - One-half of the full time bin size (days) ** Rate - The background subtracted, PSF corrected and pile-up corrected source count rate (cts/s). ** RateError - 1 sigma error in source count rate (cts/s) ** FracExp - Conversion factor between bin size and observing time ** Mode - 0 if in Windowed Timing (WT) ** 1 if in Photon Counting (PC) ** ** ** Upper limits have an error listed as -1.00000. ** */ BinCenter BinHW Rate RateError FracExp Mode 56355.983989 0.000269 33.82405 1.09975 1.00000 0 56355.984554 0.000295 33.12269 1.08351 1.00000 0 56355.985118 0.000269 33.24199 1.06635 1.00000 0 56355.985644 0.000258 35.19091 1.13957 1.00000 0 56355.986171 0.000269 33.51137 1.09770 1.00000 0 56355.986715 0.000275 33.01967 1.06740 1.00000 0 56355.987245 0.000255 35.59938 1.14705 1.00000 0 56355.987763 0.000263 34.73978 1.12301 1.00000 0 56355.988295 0.000269 33.88868 1.09711 1.00000 0 56355.988836 0.000272 33.55167 1.08107 1.00000 0 56355.989354 0.000246 36.23709 1.16710 1.00000 0 56355.989863 0.000263 34.61846 1.12112 1.00000 0 56355.990387 0.000260 34.48283 1.12487 1.00000 0 56355.990922 0.000275 33.35003 1.07860 1.00000 0 56355.991458 0.000260 34.69783 1.12721 1.00000 0 56355.991990 0.000272 33.52084 1.08063 1.00000 0 56355.992528 0.000266 34.15073 1.10212 1.00000 0 56355.993058 0.000263 33.97350 1.10894 1.00000 0 56355.993593 0.000272 32.81725 1.05960 1.00000 0 56355.994146 0.000281 31.99593 1.04235 1.00000 0 56355.994771 0.000344 32.59203 0.94954 1.00000 0