/* ** ** 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 57197.749272 0.000334 0.46705 0.10445 0.95652 1 57197.749998 0.000392 0.39319 0.08838 0.96296 1 57197.750884 0.000494 0.30281 0.06842 0.97059 1 57197.751828 0.000450 0.34753 0.07812 0.93548 1 57197.752729 0.000450 0.35303 0.07704 0.96774 1 57197.753629 0.000450 0.32721 0.07317 1.00000 1 57197.754486 0.000407 0.39575 0.08478 1.00000 1 57197.755314 0.000421 0.37813 0.08251 0.96552 1 57197.756099 0.000363 0.41545 0.09248 1.00000 1 57197.756985 0.000523 0.29377 0.06638 0.94444 1 57197.758045 0.000537 0.28822 0.06445 0.94595 1 57197.759091 0.000508 0.31541 0.07053 0.91429 1 57197.760006 0.000407 0.48206 0.10052 0.86479 1