/* ** ** 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 59428.948949 0.000407 3.34757 0.48096 0.96429 1 59428.949733 0.000378 3.75493 0.52690 0.96154 1 59428.950430 0.000320 4.56756 0.63718 0.95455 1 59428.951258 0.000508 2.57852 0.37613 1.00000 1 59428.952101 0.000334 4.17023 0.58347 1.00000 1 59428.952827 0.000392 3.61719 0.51112 0.96296 1 59428.953713 0.000494 2.68332 0.38541 1.00000 1 59428.954802 0.000596 3.93645 0.42958 0.98347 1