READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 87675.508 32317.699 -54986.247 1.393693e-03 6.041782e-04 -4.758538e-04 0.113010 6.006591e-05 3.363045e-06 1.856418 8 0.592624 9866.225500 223.244456 2.928826