/* ** ** 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 57172.237539 0.000098 64.14330 2.04546 1.00000 0 57172.237738 0.000101 62.19630 1.96432 1.00000 0 57172.237935 0.000095 65.97264 2.08359 1.00000 0 57172.238126 0.000095 64.65656 2.06593 1.00000 0 57172.238320 0.000098 64.94578 2.04728 1.00000 0 57172.238514 0.000095 67.44384 2.13759 1.00000 0 57172.238702 0.000093 66.49271 2.14237 1.00000 0 57172.238890 0.000095 65.81055 2.10072 1.00000 0 57172.239084 0.000098 64.85947 2.05155 1.00000 0 57172.239278 0.000095 67.70016 2.15450 1.00000 0 57172.239468 0.000095 64.99345 2.07786 1.00000 0 57172.239662 0.000098 64.25169 2.03657 1.00000 0 57172.239859 0.000098 62.65461 2.02591 1.00000 0 57172.240059 0.000101 61.49767 1.96715 1.00000 0 57172.240256 0.000095 65.05640 2.06915 1.00000 0 57172.240449 0.000098 63.59909 2.01255 1.00000 0 57172.240643 0.000095 64.92023 2.06368 1.00000 0 57172.240837 0.000098 62.43488 2.01469 1.00000 0 57172.241037 0.000101 62.56953 2.00668 1.00000 0 57172.241234 0.000095 65.64736 2.08708 1.00000 0 57172.241427 0.000098 63.21498 2.01479 1.00000 0 57172.241618 0.000093 68.71739 2.19334 1.00000 0 57172.241809 0.000098 65.38303 2.05795 1.00000 0 57172.242006 0.000098 62.02082 2.01597 1.00000 0 57172.242203 0.000098 63.40990 2.04631 1.00000 0 57172.242400 0.000098 63.99377 2.03961 1.00000 0 57172.242593 0.000095 64.45546 2.07989 1.00000 0 57172.242784 0.000095 65.39674 2.10037 1.00000 0 57172.242970 0.000090 69.85545 2.21174 1.00000 0 57172.243164 0.000104 59.80910 1.89938 1.00000 0 57172.243366 0.000098 63.80983 2.02971 1.00000 0 57172.243563 0.000098 63.12288 2.03878 1.00000 0 57172.243760 0.000098 64.90409 2.05514 1.00000 0 57172.243953 0.000095 66.63394 2.12142 1.00000 0 57172.244147 0.000098 63.62664 2.03211 1.00000 0 57172.244338 0.000093 66.94779 2.14034 1.00000 0 57172.244523 0.000093 66.03271 2.14743 1.00000 0 57172.244709 0.000093 67.27953 2.14548 1.00000 0 57172.244900 0.000098 64.77390 2.04184 1.00000 0 57172.245091 0.000093 66.38970 2.13456 1.00000 0 57172.245276 0.000093 68.05325 2.15153 1.00000 0 57172.245467 0.000098 64.42392 2.04204 1.00000 0 57172.245661 0.000095 65.53669 2.07925 1.00000 0 57172.245846 0.000090 69.39049 2.20477 1.00000 0 57172.246034 0.000098 63.07211 2.01644 1.00000 0 57172.246231 0.000098 65.37864 2.06603 1.00000 0 57172.246422 0.000093 67.66585 2.14573 1.00000 0 57172.246613 0.000098 63.68415 2.02776 1.00000 0 57172.246806 0.000095 66.72349 2.09481 1.00000 0 57172.247003 0.000101 60.67625 1.96502 1.00000 0 57172.247200 0.000095 65.20548 2.08575 1.00000 0 57172.247391 0.000095 65.41046 2.06551 1.00000 0 57172.247576 0.000090 69.18446 2.21414 1.00000 0 57172.247764 0.000098 64.10886 2.04248 1.00000 0 57172.247955 0.000093 68.73987 2.17990 1.00000 0 57172.248146 0.000098 65.18981 2.05712 1.00000 0 57172.248424 0.000179 63.44512 1.49588 1.00000 0