/* ** ** 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 58814.136291 0.000508 0.29652 0.06505 1.00000 1 58814.137554 0.000755 0.20095 0.04493 0.94231 1 58814.138978 0.000668 0.23396 0.05232 0.91304 1 58814.140372 0.000726 0.20493 0.04583 0.96000 1 58814.141694 0.000596 0.24111 0.05392 1.00000 1 58814.142900 0.000610 0.23745 0.05367 0.97619 1 58814.144672 0.001162 0.22264 0.03775 0.96268 1