/* ** ** 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 56946.276158 0.000421 0.41110 0.09026 0.96552 1 56946.277218 0.000639 0.25894 0.05790 0.97727 1 56946.278554 0.000697 0.23103 0.05166 1.00000 1 56946.280239 0.000988 0.22741 0.04412 0.96760 1 56946.342655 0.000334 0.45511 0.10032 0.98541 1 56946.343527 0.000537 0.26540 0.05935 1.00000 1 56946.344500 0.000436 0.32816 0.07338 1.00000 1 56946.345342 0.000407 0.34547 0.07850 1.00000 1 56946.346243 0.000494 0.29708 0.06678 0.97059 1 56946.347332 0.000596 0.37781 0.06832 0.97576 1