READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 53949.491 9342.904 -8856.278 2.119447e-03 1.186338e-03 -9.005141e-04 0.253083 2.015812e-04 1.144905e-05 1.924681 6 0.928465 4605.910100 3.481453 2.353596