/* ** ** 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 55019.053652 0.000407 0.37317 0.08433 0.92857 1 55019.054436 0.000378 0.37608 0.08409 1.00000 1 55019.055235 0.000421 0.33899 0.07620 1.00000 1 55019.056005 0.000349 0.40422 0.09135 1.00000 1 55019.056731 0.000349 0.44868 0.09841 0.95833 1 55019.057428 0.000349 0.44276 0.09953 0.91667 1 55019.058096 0.000320 0.46544 0.10463 0.95455 1 55019.058721 0.000305 0.46979 0.10505 1.00000 1 55019.059375 0.000349 0.45328 0.09665 1.00000 1 55019.060086 0.000363 0.39112 0.08746 1.00000 1 55019.060856 0.000407 0.47256 0.09095 1.00000 1 55019.061655 0.000392 0.37482 0.08426 0.96296 1 55019.062614 0.000566 0.37840 0.06933 0.99057 1 55019.123969 0.000508 0.29845 0.06745 0.96142 1 55019.124899 0.000421 0.36248 0.08148 0.96552 1 55019.125814 0.000465 0.49006 0.09166 0.93750 1 55019.126686 0.000407 0.38094 0.08313 1.00000 1 55019.127586 0.000494 0.48990 0.08976 0.91176 1 55019.128400 0.000320 0.47341 0.10868 0.95455 1 55019.129111 0.000392 0.48629 0.09766 0.96296 1 55019.130012 0.000508 0.34982 0.07235 0.98314 1