/* ** ** 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 57873.037933 0.001264 0.11471 0.02565 0.98851 1 57873.040141 0.000944 0.15004 0.03355 1.00000 1 57873.042044 0.000959 0.15308 0.03423 0.96970 1 57873.043772 0.000770 0.19415 0.04364 0.94340 1 57873.045210 0.000639 0.25498 0.05317 1.00000 1 57873.047229 0.001380 0.14883 0.02823 0.96377 1 57873.760270 0.000349 0.48378 0.10180 0.99935 1 57873.761199 0.000581 0.25355 0.05729 1.00000 1 57873.762361 0.000581 0.26734 0.06009 0.95000 1 57873.763422 0.000479 0.32588 0.07325 0.93939 1 57873.764540 0.000639 0.24825 0.05417 0.97727 1 57873.765659 0.000479 0.32209 0.07064 1.00000 1 57873.766748 0.000610 0.24798 0.05545 0.97619 1 57873.767866 0.000508 0.29936 0.06694 0.97143 1 57873.768738 0.000363 0.40654 0.09090 1.00000 1 57873.769508 0.000407 0.35766 0.08125 1.00000 1 57873.770713 0.000799 0.32765 0.05555 0.98481 1