/* ** ** 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 56558.147835 0.000558 0.47738 0.11516 0.91710 0 56558.148944 0.000550 0.51978 0.11770 0.94737 0 56558.149896 0.000402 0.74367 0.17027 0.88489 0 56558.150694 0.000396 0.91622 0.18412 0.91971 0 56558.151753 0.000663 0.46221 0.10340 0.91703 0 56558.152757 0.000341 0.94955 0.20250 0.94068 0 56558.153964 0.000865 0.35712 0.08037 0.90301 0 56558.155463 0.000634 0.48225 0.11124 0.94064 0 56558.156831 0.000735 0.42420 0.09618 0.92913 0 56558.158061 0.000495 0.58406 0.13727 0.94152 0 56558.159129 0.000573 0.74943 0.14840 0.88889 0