/* ** ** 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 56239.586102 0.000436 0.86953 0.16229 1.00000 1 56239.587133 0.000596 1.16215 0.16088 1.00000 1 56239.588208 0.000479 1.41217 0.20079 0.96970 1 56239.589312 0.000625 1.12365 0.15776 0.95349 1 56239.590503 0.000566 1.16362 0.16590 1.00000 1 56239.591753 0.000654 1.07663 0.15011 0.97778 1 56239.592987 0.000581 1.23653 0.17366 0.95000 1 56239.594265 0.000697 0.88907 0.13083 1.00000 1 56239.595369 0.000407 0.67150 0.15026 1.00000 1 56239.596488 0.000712 0.85300 0.13409 0.89871 1