READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 111028.684 486504.687 -106524.870 7.772078e-04 3.425785e-04 -2.821340e-04 0.036162 1.536413e-04 3.763052e-06 1.914666 12 3.294828 21444.936900 3.711560 2.754747