READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 242095.499 355095.828 -100398.743 2.016710e-03 8.208669e-04 -6.554792e-04 0.014582 1.047398e-04 6.161166e-06 1.613037 9 0.695665 6641.837699 202.933482 3.076695