/* ** ** 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 56740.142524 0.000596 0.26454 0.05980 0.90244 1 56740.143657 0.000537 0.26309 0.05947 1.00000 1 56740.144659 0.000465 0.30584 0.06876 1.00000 1 56740.145705 0.000581 0.25222 0.05640 0.97500 1 56740.147070 0.000784 0.18464 0.04151 0.98148 1 56740.148436 0.000581 0.25820 0.05634 1.00000 1 56740.149786 0.000770 0.19472 0.04339 0.98113 1 56740.151094 0.000537 0.26766 0.05985 1.00000 1 56740.152125 0.000494 0.29670 0.06671 0.97059 1 56740.153040 0.000421 0.36882 0.08048 0.96570 1