READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 110410.718 27928.477 -47041.908 3.361963e-03 1.132407e-03 -9.467487e-04 0.083710 2.860386e-04 1.423095e-05 1.728711 14 1.795113 6275.771900 136.657249 3.551062