/* ** ** 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 56400.014682 0.000321 0.54368 0.12530 0.93694 0 56400.015663 0.000660 0.64067 0.09168 0.92105 0 56400.016994 0.000671 0.65041 0.09242 0.90517 0 56400.018143 0.000472 0.53490 0.09880 0.92638 0 56400.019321 0.000706 0.53625 0.08134 0.94672 0 56400.020435 0.000396 0.40615 0.09819 0.91971 0 56400.021453 0.000622 0.67588 0.09626 0.93488 0 56400.022411 0.000336 0.53158 0.11796 0.91379 0 56400.023372 0.000625 0.67560 0.09622 0.92593 0 56400.024599 0.000602 0.53119 0.08634 0.94231 0 56400.025797 0.000596 0.51905 0.08533 0.93204 0