/* ** ** 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 57315.126432 0.000668 0.21895 0.04896 1.00000 1 57315.128001 0.000901 0.17479 0.03909 0.93548 1 57315.129671 0.000770 0.19881 0.04470 0.96226 1 57315.130790 0.000349 0.42269 0.09556 1.00000 1 57315.131778 0.000639 0.25133 0.05485 0.97727 1 57315.133216 0.000799 0.18914 0.04276 0.96364 1 57315.134450 0.000436 0.34007 0.07646 1.00000 1 57315.135656 0.000770 0.20574 0.04651 0.92453 1 57315.136963 0.000537 0.30306 0.06683 0.94620 1