READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 26002.716 100779.561 -7808.871 1.184094e-03 7.035788e-04 -5.451110e-04 0.068854 2.546326e-04 8.196915e-06 1.737284 7 1.903829 7476.768600 2.857223 2.172208