/* ** ** 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 56419.840896 0.000613 0.67395 0.09579 0.94340 0 56419.842111 0.000596 0.53725 0.08743 0.95146 0 56419.843037 0.000330 0.48122 0.10761 0.98246 0 56419.844015 0.000648 0.63095 0.09035 0.95089 0 56419.845352 0.000689 0.60424 0.08589 0.93697 0 56419.846674 0.000634 0.64751 0.09249 0.95890 0 56419.847840 0.000532 0.52629 0.08991 0.95652 0 56419.848890 0.000518 0.78245 0.11204 0.94972 0 56419.850071 0.000663 0.63755 0.09153 0.91266 0 56419.851437 0.000703 0.56859 0.08162 0.95473 0 56419.853150 0.001010 0.69584 0.07592 0.95702 0