READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 260002.775 15751.630 -17514.094 6.979674e-03 1.777107e-03 -1.777107e-03 0.105219 3.810812e-04 2.285573e-05 1.465857 18 1.333857 3500.190800 208.328304 3.927549 286741.361 634.795 -305.442 4.475117e-03 3.420370e-03 -2.303580e-03 1.000000 1.993292e-04 2.595045e-05 1.495796 3 0.187417 940.237500 3.249114 1.942680