/* ** ** 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 59953.436786 0.000668 0.56143 0.07991 0.97826 1 59953.438050 0.000596 0.60465 0.08623 1.00000 1 59953.439140 0.000494 0.72911 0.10398 1.00000 1 59953.440360 0.000726 0.50550 0.07209 0.98000 1 59953.441406 0.000320 0.47002 0.10413 1.00000 1 59953.442074 0.000349 0.43508 0.09542 1.00000 1 59953.443032 0.000610 0.60762 0.08611 0.97619 1 59953.443962 0.000320 0.44948 0.10157 1.00000 1 59953.444601 0.000320 0.47518 0.10625 0.95455 1 59953.445255 0.000334 0.47314 0.10185 1.00000 1 59953.446039 0.000450 0.39786 0.08157 0.96753 1