READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 322142.929 18074.422 -17654.059 2.681429e-03 1.164309e-03 -9.170160e-04 0.124212 1.362379e-04 8.668608e-06 1.609191 8 0.604613 4437.921000 192.234786 2.924081