/* ** ** 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 57928.769074 0.001264 0.20356 0.04579 0.93103 1 57928.771572 0.001235 0.21412 0.04788 0.95294 1 57928.773954 0.001148 0.23316 0.05235 0.92405 1 57928.777469 0.002368 0.19703 0.03299 0.95706 1 57928.834642 0.000712 0.22076 0.04964 0.92526 1 57928.835876 0.000523 0.28652 0.06407 0.97222 1 57928.836966 0.000566 0.25716 0.05750 1.00000 1 57928.838258 0.000726 0.21282 0.04691 0.98000 1 57928.839508 0.000523 0.29516 0.06600 0.94444 1 57928.840553 0.000523 0.29063 0.06407 1.00000 1 57928.842050 0.000973 0.27987 0.04641 0.98149 1