/* ** ** 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 56561.617460 0.000399 0.41426 0.09429 0.92754 0 56561.618264 0.000399 0.41781 0.09511 0.91304 0 56561.618967 0.000304 0.52471 0.11873 0.96190 0 56561.619720 0.000448 0.53262 0.10066 0.90968 0 56561.620585 0.000417 0.39476 0.09040 0.93750 0 56561.621311 0.000310 0.51672 0.11761 0.94393 0 56561.621936 0.000315 0.53043 0.11933 0.93578 0 56561.622648 0.000396 0.42099 0.09582 0.91971 0 56561.623415 0.000370 0.44690 0.09994 0.94531 0 56561.624106 0.000321 0.50712 0.11473 0.93694 0 56561.624914 0.000486 0.52848 0.09677 0.92857 0 56561.626062 0.000657 0.61603 0.08816 0.94273 0 56561.627304 0.000584 0.28424 0.06508 0.91584 0 56561.628256 0.000367 0.46772 0.10322 0.94488 0