/* ** ** 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 56418.564042 0.000639 0.63955 0.09265 0.92760 0 56418.565154 0.000472 0.87162 0.12425 0.92638 0 56418.565920 0.000295 0.52513 0.11742 0.99020 0 56418.566568 0.000353 1.11517 0.15897 0.96721 0 56418.567387 0.000466 0.84105 0.12021 0.96894 0 56418.568516 0.000663 0.60497 0.08647 0.94760 0 56418.569769 0.000590 0.69112 0.09984 0.92157 0 56418.571042 0.000683 0.59125 0.08450 0.94068 0 56418.572269 0.000544 0.74362 0.10774 0.93617 0 56418.573892 0.001073 0.69274 0.07245 0.95148 0