/* ** ** 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 56796.942656 0.000566 0.28866 0.06399 0.89744 1 56796.943804 0.000581 0.27208 0.05938 0.95000 1 56796.944995 0.000610 0.25194 0.05498 0.97619 1 56796.946331 0.000726 0.21647 0.04799 0.94000 1 56796.947798 0.000741 0.19523 0.04390 0.98039 1 56796.949149 0.000610 0.24367 0.05449 0.95238 1 56796.950282 0.000523 0.28010 0.06264 0.97222 1 56796.951458 0.000654 0.22484 0.05028 0.97778 1 56796.953114 0.001002 0.16880 0.03599 0.92686 1