/* ** ** 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 59084.013219 0.001360 1.53984 0.12103 0.66522 0 59084.014930 0.000334 0.43986 0.09888 1.00000 1 59084.015570 0.000305 0.48229 0.10842 1.00000 1 59084.016441 0.000566 0.70540 0.09997 0.92308 1 59084.017327 0.000320 0.48006 0.10849 0.95455 1 59084.018286 0.000639 0.49697 0.07707 0.97727 1 59084.019404 0.000479 0.49235 0.08873 0.96970 1 59084.020203 0.000320 0.48652 0.10879 0.95455 1 59084.021365 0.000842 0.55174 0.07101 0.96774 1