/* ** ** 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 56307.777968 0.000359 1.29928 0.17828 0.89516 0 56307.778642 0.000310 1.32677 0.18810 0.95327 0 56307.779284 0.000333 1.24469 0.17730 0.93043 0 56307.779958 0.000341 1.21125 0.17336 0.92373 0 56307.780644 0.000344 1.18972 0.17152 0.92437 0 56307.781379 0.000391 1.05736 0.15025 0.93333 0 56307.782163 0.000394 1.05993 0.15207 0.91176 0 56307.782910 0.000353 1.16605 0.16689 0.92623 0 56307.783688 0.000425 1.32410 0.16678 0.87755 0 56307.784507 0.000394 1.01775 0.14497 0.95588 0 56307.785233 0.000333 1.30041 0.18148 0.93043 0 56307.786012 0.000446 0.89567 0.13400 0.91558 0 56307.786859 0.000402 1.06470 0.15202 0.89209 0 56307.787716 0.000454 0.91274 0.13001 0.92357 0