/* ** ** 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 54937.016275 0.000185 34.06253 1.08782 1.00000 0 54937.016648 0.000188 33.10635 1.05648 1.00000 0 54937.017019 0.000182 34.67493 1.09867 1.00000 0 54937.017386 0.000185 33.67039 1.07538 1.00000 0 54937.017760 0.000188 33.51125 1.06927 1.00000 0 54937.018136 0.000188 33.49913 1.06937 1.00000 0 54937.018515 0.000191 32.85495 1.05352 1.00000 0 54937.018888 0.000182 34.72359 1.10263 1.00000 0 54937.019250 0.000179 34.74769 1.10723 1.00000 0 54937.019611 0.000182 34.73150 1.11491 1.00000 0 54937.019973 0.000179 35.21697 1.12756 1.00000 0 54937.020500 0.000347 34.23854 0.79648 0.99692 0 54937.083639 0.000188 33.26071 1.06372 0.99999 0 54937.084015 0.000188 33.40106 1.06150 1.00000 0 54937.084392 0.000188 33.81659 1.07459 1.00000 0 54937.084768 0.000188 33.18038 1.05716 1.00000 0 54937.085138 0.000182 34.24743 1.09060 1.00000 0 54937.085514 0.000194 32.22025 1.03204 1.00000 0 54937.085893 0.000185 34.34259 1.08588 1.00000 0 54937.086267 0.000188 33.60346 1.06510 1.00000 0 54937.086637 0.000182 34.18846 1.09134 1.00000 0 54937.087004 0.000185 33.81258 1.08502 1.00000 0 54937.087375 0.000185 33.72532 1.07350 1.00000 0 54937.087736 0.000177 35.60743 1.13048 1.00000 0 54937.088107 0.000194 32.24086 1.02947 1.00000 0 54937.088492 0.000191 32.68654 1.04378 1.00000 0 54937.088868 0.000185 33.80352 1.07538 1.00000 0 54937.089256 0.000203 30.86201 0.98365 1.00000 0 54937.089649 0.000191 32.87739 1.04433 1.00000 0 54937.090031 0.000191 33.04193 1.04692 1.00000 0 54937.090396 0.000174 35.90811 1.14723 1.00000 0 54937.090760 0.000191 32.67169 1.04474 1.00000 0 54937.091131 0.000179 34.85777 1.11198 1.00000 0 54937.091495 0.000185 33.92239 1.08277 0.99308 0 54937.150309 0.000191 33.14614 1.05596 0.99958 0 54937.150688 0.000188 33.37350 1.06416 1.00000 0 54937.151076 0.000200 31.66650 1.01666 1.00000 0 54937.151460 0.000185 33.65345 1.07695 1.00000 0 54937.151834 0.000188 33.29308 1.05921 1.00000 0 54937.152207 0.000185 33.95928 1.07869 1.00000 0 54937.152583 0.000191 32.72485 1.04553 1.00000 0 54937.152953 0.000179 35.28896 1.11602 1.00000 0 54937.153312 0.000179 34.72454 1.10958 1.00000 0 54937.153688 0.000197 32.10243 1.02177 1.00000 0 54937.154079 0.000194 32.44023 1.03417 1.00000 0 54937.154458 0.000185 33.83095 1.07922 1.00000 0 54937.154837 0.000194 32.23057 1.02974 1.00000 0 54937.155291 0.000260 32.45189 0.89351 1.00000 0