/* ** ** 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 59676.028665 0.000246 26.80893 0.86320 1.00000 0 59676.029169 0.000258 26.26136 0.83682 0.98876 0 59676.029678 0.000252 25.70856 0.84907 1.00000 0 59676.030176 0.000246 26.64928 0.85699 1.00000 0 59676.030662 0.000240 27.24309 0.87520 1.00000 0 59676.031171 0.000269 24.14103 0.78192 1.00000 0 59676.031689 0.000249 25.80640 0.84594 1.00000 0 59676.032190 0.000252 25.95390 0.83868 1.00000 0 59676.032708 0.000266 24.53286 0.79987 1.00000 0 59676.033234 0.000260 25.20738 0.81881 1.00000 0 59676.033741 0.000246 26.23701 0.85913 1.00000 0 59676.034250 0.000263 24.82089 0.80281 1.00000 0 59676.034774 0.000260 24.97087 0.80814 1.00000 0 59676.035297 0.000263 24.48712 0.80656 1.00000 0 59676.035824 0.000263 24.83310 0.81284 1.00000 0 59676.036342 0.000255 25.90760 0.83241 1.00000 0 59676.037057 0.000460 25.17467 0.61480 0.99578 0 59676.964212 0.000318 22.06978 0.72463 0.99300 0 59676.964866 0.000336 21.05642 0.68866 1.00000 0 59676.965497 0.000295 23.62984 0.76408 1.00000 0 59676.966093 0.000301 22.97954 0.74940 1.00000 0 59676.966715 0.000321 21.70607 0.70171 1.00000 0 59676.967352 0.000315 22.47281 0.72609 1.00000 0 59676.967974 0.000307 22.83721 0.73789 1.00000 0 59676.968862 0.000582 22.48391 0.53407 1.00000 0