/* ** ** Swift/XRT light curve for 3C 273. ** ** 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 58172.388103 0.000752 2.95675 0.21399 0.93846 0 58172.389850 0.000995 2.18839 0.15917 0.95640 0 58172.391705 0.000859 2.55273 0.18283 0.95623 0 58172.393574 0.001010 2.18822 0.15871 0.95702 0 58172.395412 0.000828 2.72882 0.19880 0.94406 0 58172.397646 0.001406 2.48025 0.14692 0.94239 0