/* ** ** 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 57294.906771 0.000378 0.39076 0.08831 0.96154 1 57294.907686 0.000537 0.27769 0.06091 1.00000 1 57294.908703 0.000479 0.31670 0.07082 0.93939 1 57294.909763 0.000581 0.24471 0.05472 1.00000 1 57294.911027 0.000683 0.21769 0.04894 0.95745 1 57294.912117 0.000407 0.36157 0.08172 0.96429 1 57294.913162 0.000639 0.22895 0.05175 0.97727 1 57294.914295 0.000494 0.28621 0.06469 1.00000 1 57294.915370 0.000581 0.24428 0.05491 1.00000 1 57294.916983 0.001031 0.25114 0.04334 0.94354 1