/* ** ** 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 56442.140393 0.000451 0.92040 0.13215 0.92308 0 56442.141287 0.000443 0.92239 0.13174 0.93464 0 56442.142303 0.000573 0.73088 0.10285 0.93434 0 56442.143411 0.000535 0.77356 0.10967 0.92432 0 56442.144502 0.000556 0.74541 0.10646 0.91667 0 56442.145521 0.000463 0.85560 0.12251 0.95625 0 56442.146597 0.000613 0.65166 0.09472 0.93396 0 56442.147786 0.000576 0.72194 0.10233 0.92965 0 56442.148767 0.000405 0.97537 0.13897 0.96429 0 56442.149725 0.000553 0.72185 0.10387 0.94764 0 56442.150827 0.000550 0.71656 0.10184 0.96842 0