/* ** ** 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 56274.318717 0.000553 0.74201 0.10545 0.94241 0 56274.319932 0.000663 0.59728 0.08655 0.96943 0 56274.321154 0.000558 0.75550 0.10737 0.93264 0 56274.322282 0.000570 0.72763 0.10389 0.94416 0 56274.323512 0.000660 0.64577 0.09220 0.92982 0 56274.324525 0.000353 0.48915 0.11004 0.90984 0 56274.325361 0.000483 0.83642 0.12027 0.94611 0 56274.326324 0.000480 0.87641 0.12513 0.91566 0 56274.327386 0.000582 0.73694 0.10548 0.91542 0 56274.328561 0.000593 0.92776 0.11537 0.94146 0