READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 37380.754 4377.295 -1768.291 4.317775e-03 2.347528e-03 -1.733888e-03 0.336995 7.677910e-05 1.075123e-05 1.847189 5 0.159012 2071.029800 4.914671 2.490226