READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 639125.262 406987.373 -346823.890 3.151317e-03 6.148938e-04 -6.148938e-04 0.019172 9.681727e-05 4.419084e-06 1.650064 29 1.399211 14452.077199 432.174361 5.124978 1342873.036 52499.215 -643.066 1.646343e-03 1.052487e-03 -7.487752e-04 0.078934 5.674733e-05 4.866044e-06 1.835708 4 0.238039 4194.712900 3.818201 2.198714