/* ** ** 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 55174.593175 0.000378 0.38161 0.08625 0.96154 1 55174.594003 0.000450 0.30925 0.06952 1.00000 1 55174.594947 0.000494 0.29042 0.06529 0.97059 1 55174.595964 0.000523 0.48029 0.08143 0.97222 1 55174.596894 0.000407 0.34057 0.07697 1.00000 1 55174.597707 0.000407 0.48166 0.09270 0.96429 1 55174.598709 0.000596 0.36099 0.06638 0.96973 1 55174.666340 0.000508 0.31107 0.06823 0.93639 1 55174.667342 0.000494 0.31153 0.06966 0.94118 1 55174.668228 0.000392 0.36519 0.08211 1.00000 1 55174.668955 0.000334 0.49279 0.10609 0.95652 1 55174.670044 0.000755 0.47955 0.07088 0.91271 1