/* ** ** Swift/XRT light curve for BL Lacertae. ** ** 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 59243.024991 0.000552 1.14675 0.16142 1.00000 1 59243.026065 0.000523 1.18156 0.16888 1.00000 1 59243.027126 0.000508 1.26116 0.18166 0.94286 1 59243.027968 0.000334 0.81783 0.17440 1.00000 1 59243.028753 0.000450 1.37261 0.19617 1.00000 1 59243.029682 0.000479 1.32748 0.18825 0.96970 1 59243.030481 0.000320 2.02811 0.28267 1.00000 1 59243.031236 0.000436 1.44912 0.20256 1.00000 1 59243.032050 0.000378 1.61246 0.23048 1.00000 1 59243.032936 0.000508 1.28353 0.18156 0.97143 1 59243.033967 0.000523 1.20147 0.16992 0.97222 1 59243.034926 0.000436 1.52222 0.21642 0.93333 1