/* ** ** 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 59318.933555 0.000252 24.45887 0.78824 1.00000 0 59318.934079 0.000272 22.95591 0.73680 1.00000 0 59318.934620 0.000269 22.79813 0.73776 1.00000 0 59318.935158 0.000269 23.17299 0.74374 1.00000 0 59318.935682 0.000255 24.09179 0.78161 1.00000 0 59318.936200 0.000263 23.56643 0.75958 1.00000 0 59318.936744 0.000281 21.90390 0.70916 1.00000 0 59318.937282 0.000258 24.03050 0.77647 1.00000 0 59318.937814 0.000275 22.54009 0.72824 1.00000 0 59318.938364 0.000275 22.47571 0.72284 1.00000 0 59318.938900 0.000260 23.66414 0.76301 1.00000 0 59318.939423 0.000263 23.55256 0.75935 1.00000 0 59318.939944 0.000258 23.95389 0.77195 1.00000 0 59318.940453 0.000252 24.72245 0.79263 1.00000 0 59318.940980 0.000275 22.74363 0.72846 1.00000 0 59318.941515 0.000260 23.85110 0.76741 1.00000 0 59318.942053 0.000278 22.31503 0.71873 1.00000 0 59318.942569 0.000237 26.14779 0.84187 1.00000 0 59318.943063 0.000258 24.24108 0.77405 1.00000 0 59318.943593 0.000272 22.95618 0.73304 1.00000 0 59318.944137 0.000272 23.15706 0.73422 1.00000 0