READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 11562.853 126785.322 -11446.986 4.590616e-04 2.726635e-04 -2.112512e-04 0.120221 1.144458e-04 3.816980e-06 1.496442 7 1.901904 16618.384399 2.859033 2.173061