/* ** ** 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 57788.037499 0.000205 47.23792 1.52958 1.00000 0 57788.037878 0.000174 56.70142 1.81834 1.00000 0 57788.038268 0.000217 49.12946 1.58184 1.00000 0 57788.038737 0.000252 39.01490 1.29012 1.00000 0 57788.039243 0.000255 39.64841 1.28996 1.00000 0 57788.039770 0.000272 36.66048 1.18697 1.00000 0 57788.040294 0.000252 39.84536 1.30389 1.00000 0 57788.040797 0.000252 39.91765 1.30458 1.00000 0 57788.041306 0.000258 39.20709 1.28490 1.00000 0 57788.041833 0.000269 37.96370 1.23970 1.00000 0 57788.042363 0.000260 38.50946 1.26171 1.00000 0 57788.042907 0.000284 35.66251 1.16567 1.00000 0 57788.043445 0.000255 39.58346 1.29876 1.00000 0 57788.043954 0.000255 39.59666 1.29412 1.00000 0 57788.044478 0.000269 38.37646 1.24895 1.00000 0 57788.045025 0.000278 36.35064 1.19865 1.00000 0 57788.045577 0.000275 37.49024 1.21359 1.00000 0 57788.046121 0.000269 37.78901 1.23584 1.00000 0 57788.046654 0.000263 39.52249 1.27694 1.00000 0 57788.047177 0.000260 38.23701 1.26484 1.00000 0 57788.047716 0.000278 36.53571 1.20294 1.00000 0 57788.048283 0.000289 37.52391 1.17560 1.00000 0