/* ** ** Swift/XRT light curve for Mrk 501. ** ** 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 58278.136113 0.000509 2.90260 0.20957 0.95455 0 58278.137207 0.000584 2.44882 0.17681 0.98020 0 58278.138341 0.000550 2.67972 0.19264 0.96316 0 58278.139406 0.000515 2.80799 0.20135 0.97191 0 58278.140486 0.000564 2.58009 0.18668 0.96410 0 58278.141608 0.000558 2.53968 0.18495 0.96891 0 58278.142693 0.000527 2.73870 0.20007 0.95604 0 58278.143796 0.000576 2.56261 0.18674 0.95477 0 58278.144887 0.000515 2.80792 0.20641 0.96629 0 58278.145966 0.000564 2.97355 0.20027 0.96923 0