/* ** ** 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 59314.939326 0.000321 20.11878 0.64155 1.00000 0 59314.939983 0.000336 18.94808 0.60795 1.00000 0 59314.940674 0.000356 17.88219 0.57207 1.00000 0 59314.941368 0.000339 18.69721 0.60204 1.00000 0 59314.942051 0.000344 18.35738 0.59191 1.00000 0 59314.942726 0.000330 19.22763 0.61564 1.00000 0 59314.943397 0.000341 18.63602 0.59690 1.00000 0 59314.944074 0.000336 18.92772 0.60687 1.00000 0 59314.944728 0.000318 19.82216 0.64197 1.00000 0 59314.945379 0.000333 19.02038 0.61151 1.00000 0 59314.946030 0.000318 20.06042 0.63903 1.00000 0 59314.946698 0.000350 18.06782 0.58049 1.00000 0 59314.947375 0.000327 19.34584 0.62583 1.00000 0 59314.948035 0.000333 19.10380 0.61641 1.00000 0 59314.948704 0.000336 18.84957 0.60509 1.00000 0 59314.949355 0.000315 20.24148 0.65045 1.00000 0 59314.950017 0.000347 18.26432 0.58733 1.00000 0 59314.950703 0.000339 18.88824 0.60160 1.00000 0 59314.951559 0.000518 18.79882 0.48647 1.00000 0