/* ** ** 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 56255.813688 0.000379 1.21141 0.17300 0.90076 0 56255.814536 0.000469 0.96466 0.13991 0.87037 0 56255.815430 0.000425 0.99637 0.14206 0.92517 0 56255.816246 0.000385 1.10861 0.15935 0.91729 0 56255.816981 0.000350 1.21874 0.17436 0.93388 0 56255.817731 0.000399 1.13014 0.16248 0.87681 0 56255.818622 0.000492 0.90591 0.12991 0.88824 0 56255.819614 0.000501 0.84250 0.12108 0.91908 0 56255.820534 0.000420 1.01528 0.14461 0.93103 0 56255.821452 0.000498 0.84763 0.12098 0.92442 0 56255.822311 0.000362 1.15299 0.16382 0.96800 0 56255.823188 0.000515 0.81936 0.11914 0.91573 0 56255.824342 0.000639 1.26905 0.13456 0.88688 0