/* ** ** 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 58102.242538 0.000258 24.69958 0.80096 1.00000 0 58102.243058 0.000263 24.49219 0.78114 1.00000 0 58102.243585 0.000263 24.78710 0.79265 1.00000 0 58102.244106 0.000258 25.00972 0.82578 1.00000 0 58102.244624 0.000260 25.13122 0.80567 1.00000 0 58102.245156 0.000272 24.12411 0.77677 1.00000 0 58102.245694 0.000266 24.19153 0.78076 1.00000 0 58102.246233 0.000272 23.77484 0.76003 1.00000 0 58102.246774 0.000269 24.33628 0.77940 1.00000 0 58102.247309 0.000266 24.38626 0.78257 1.00000 0 58102.248105 0.000530 23.99406 0.55135 0.99653 0 58102.313461 0.000266 23.35344 0.75262 0.99507 0 58102.313990 0.000263 23.56593 0.75355 1.00000 0 58102.314520 0.000266 23.16085 0.74865 1.00000 0 58102.315058 0.000272 22.81674 0.73328 1.00000 0 58102.315590 0.000260 23.80285 0.76482 1.00000 0 58102.316256 0.000405 22.99395 0.59968 1.00000 0