READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 126192.295 9826.590 -80132.521 2.474332e-03 8.737358e-04 -7.198017e-04 0.091419 1.378963e-04 5.450831e-06 1.872701 12 1.134052 8223.944000 242.395616 3.437520