/* ** ** 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 55726.124237 0.000479 0.33074 0.07475 0.90909 1 55726.125152 0.000436 0.48289 0.09034 1.00000 1 55726.125980 0.000392 0.36821 0.08365 1.00000 1 55726.126692 0.000320 0.46838 0.10583 0.95455 1 55726.127346 0.000334 0.45468 0.10220 0.95652 1 55726.127999 0.000320 0.47830 0.10490 1.00000 1 55726.128769 0.000450 0.34487 0.07638 0.96774 1 55726.129742 0.000523 0.31879 0.06739 0.99331 1 55726.659515 0.000349 0.43866 0.09573 0.99455 1 55726.660183 0.000320 0.48119 0.10761 0.95455 1 55726.660953 0.000450 0.33375 0.07463 0.96774 1 55726.662043 0.000639 0.32573 0.07144 0.72751 1 55726.663292 0.000610 0.48977 0.07907 0.95238 1 55726.664570 0.000668 0.26967 0.05624 0.93912 1