/* ** ** 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 57144.390467 0.000450 0.48996 0.09167 0.96774 1 57144.391237 0.000320 0.49264 0.11016 0.95455 1 57144.392006 0.000450 0.35277 0.07973 0.93548 1 57144.392936 0.000479 0.35806 0.08007 0.87879 1 57144.393837 0.000421 0.36969 0.08311 0.96552 1 57144.394708 0.000450 0.34066 0.07700 0.96774 1 57144.395609 0.000450 0.33348 0.07457 1.00000 1 57144.396567 0.000508 0.31562 0.06994 0.97143 1 57144.397671 0.000596 0.25645 0.05765 0.97561 1 57144.398586 0.000320 0.46873 0.10537 1.00000 1 57144.399356 0.000450 0.34389 0.07731 0.96774 1 57144.400242 0.000436 0.42340 0.08681 0.97321 1