/* ** ** 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) ** RawRate - Raw source count rate (cts/s) ** RawError - 1 sigma error in the raw count rate (cts/s) ** NetRate - Background subtracted count rate (cts/s) ** NetError - 1 sigma error in the background subtracted count rate (cts/s) ** BackRate - Background count rate (cts/s) ** BackError - 1 sigma error in the background count rate (cts/s) ** ** ** Upper limits have an error listed as -1.00000. ** */ BinCenter BinHW Rate RateError FracExp Mode RawRate RawError NetRate NetError BackRate BackError 56872.450243 0.001148 0.12969 0.02912 0.97468 1 0.10390 0.02323 0.10349 0.02324 0.00040 0.00040 56872.452393 0.001002 0.15376 0.03438 0.94203 1 0.12308 0.02752 0.12308 0.02752 0.00000 0.00000 56872.454862 0.001467 0.10091 0.02256 0.98020 1 0.08081 0.01807 0.08081 0.01807 0.00000 0.00000 56872.458697 0.002368 0.11628 0.01924 0.96838 1 0.09376 0.01541 0.09317 0.01542 0.00059 0.00034