READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 69694.058 782.744 -1734.586 2.049964e-02 5.518936e-03 -5.518936e-03 1.000000 6.673717e-04 4.212413e-05 3.368428 17 1.679994 2517.329200 144.473432 3.714419 74670.227 420.569 -950.924 1.621841e-02 4.033720e-03 -4.033720e-03 1.000000 6.841395e-04 6.070756e-05 1.303706 18 0.938293 1371.493100 204.920815 4.020709