READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 48870.442 8875.045 -4592.906 2.325739e-03 1.148314e-03 -8.709392e-04 0.362283 5.083698e-05 5.514044e-06 1.972837 6 0.248044 4879.205800 213.794324 2.670381