READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 64708.970 19662.430 -14991.021 2.842473e-03 1.736627e-03 -1.282676e-03 0.110846 1.801381e-04 8.417300e-06 2.534462 5 0.691943 3841.183600 3.313930 2.216049