READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 15698.142 8708.541 -7044.897 4.595028e-03 2.494660e-03 -1.842561e-03 0.118573 8.136060e-05 1.286424e-05 1.770468 5 0.151977 1867.938500 4.957860 2.493827