/* ** ** 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 59877.039307 0.000465 0.58819 0.13331 0.93750 1 59877.040236 0.000465 0.58221 0.13020 1.00000 1 59877.041079 0.000378 0.73169 0.16367 0.96154 1 59877.041791 0.000334 0.86355 0.18845 0.95652 1 59877.042473 0.000349 0.78451 0.17230 1.00000 1 59877.043272 0.000450 0.90323 0.16224 1.00000 1 59877.044420 0.000697 1.04392 0.14811 0.91183 1 59877.896440 0.000421 0.63177 0.14235 0.94922 1 59877.897282 0.000421 0.68695 0.14995 0.93103 1 59877.898052 0.000349 0.72136 0.16131 1.00000 1 59877.898764 0.000363 0.69545 0.15551 1.00000 1 59877.899723 0.000596 1.04679 0.14846 1.00000 1 59877.900841 0.000523 0.77923 0.14242 0.93068 1