READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 146836.157 9425.641 -3898.376 1.633265e-03 1.127943e-03 -8.027912e-04 0.303721 1.282243e-04 9.530837e-06 1.898726 4 0.518896 4046.782200 3.027651 2.034483 757606.155 11963.816 -6693.369 1.434305e-03 8.573269e-04 -6.326571e-04 0.288396 1.105028e-04 7.223795e-06 1.751990 5 0.594579 5380.665800 3.499534 2.267113