/* ** ** 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 59427.954484 0.000378 1.88335 0.27081 1.00000 1 59427.955283 0.000421 1.66245 0.23526 1.00000 1 59427.956053 0.000349 2.15141 0.30000 1.00000 1 59427.956822 0.000421 1.68604 0.24097 1.00000 1 59427.957679 0.000436 1.65998 0.23665 1.00000 1 59427.958536 0.000421 1.78022 0.25326 0.96552 1 59427.959510 0.000552 1.34212 0.19083 0.94737 1 59427.960497 0.000436 1.87279 0.26372 0.90329 1