READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 33513.738 677.468 -781.781 2.492213e-02 5.280924e-03 -5.280924e-03 1.000000 2.506673e-04 3.618071e-05 1.606753 23 0.365786 1459.248600 428.705552 4.719274