READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 49372.228 405.234 -509.930 7.537424e-03 4.167752e-03 -3.078309e-03 1.000000 2.624330e-04 3.912120e-05 1.449156 5 0.240169 915.164500 4.506226 2.448560