/* ** ** Swift/XRT light curve for Mrk 421. ** ** 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 55287.920959 0.000223 29.06459 0.93446 1.00000 0 55287.921405 0.000223 29.30814 0.94645 1.00000 0 55287.921856 0.000229 28.16828 0.91088 1.00000 0 55287.922299 0.000214 30.08776 0.96461 1.00000 0 55287.922739 0.000226 28.54935 0.92012 1.00000 0 55287.923196 0.000231 27.52621 0.88933 1.00000 0 55287.923653 0.000226 28.59411 0.92257 1.00000 0 55287.924102 0.000223 28.80424 0.92144 1.00000 0 55287.924533 0.000208 30.71155 0.99018 1.00000 0 55287.924958 0.000217 29.74512 0.95454 1.00000 0 55287.925395 0.000220 29.61247 0.95229 1.00000 0 55287.925846 0.000231 27.44416 0.89172 1.00000 0 55287.926304 0.000226 28.76195 0.92551 1.00000 0 55287.926761 0.000231 27.86857 0.89384 1.00000 0 55287.927209 0.000217 30.42241 0.97224 1.00000 0 55287.927661 0.000234 27.71166 0.88110 1.00000 0 55287.928135 0.000240 26.62254 0.85764 1.00000 0 55287.928598 0.000223 28.66131 0.92151 1.00000 0 55287.929047 0.000226 28.62700 0.91251 1.00000 0 55287.929495 0.000223 29.13240 0.93303 1.00000 0 55287.930126 0.000408 28.56039 0.68520 1.00000 0