READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 36697.294 8949.868 -7561.897 1.756572e-03 9.597887e-04 -7.561065e-04 0.294436 4.375041e-04 1.647736e-05 1.454086 8 2.126994 4861.654700 3.094402 2.323180