/* ** ** 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 57366.598709 0.001046 0.14120 0.03299 0.95833 1 57366.600408 0.000654 0.23342 0.05248 0.95556 1 57366.602166 0.001075 0.14192 0.03191 0.94595 1 57366.604170 0.000930 0.16167 0.03615 0.96875 1 57366.605986 0.000886 0.16911 0.03802 0.96721 1 57366.607933 0.001060 0.27338 0.04435 0.95837 1