READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 8616.953 6829.774 -413.580 2.496692e-03 1.924869e-03 -1.294879e-03 0.268268 1.080284e-04 1.247404e-05 1.738876 3 0.209916 1943.157500 3.155171 1.928127 1074153.686 13329.890 -10933.502 2.168917e-03 9.915804e-04 -7.923253e-04 0.219797 3.017671e-04 1.328455e-05 1.564997 9 1.609332 5333.027100 4.018740 2.737407