READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 3238.713 189.385 -339.658 5.547825e-02 1.441667e-02 -1.441667e-02 0.966823 1.873501e-04 3.364907e-05 1.903939 15 0.095828 511.491300 865.957478 3.848203 3904.225 719.853 -476.127 2.356744e-02 6.201564e-03 -6.201564e-03 1.000000 2.352057e-04 2.465626e-05 1.914992 15 0.281301 1195.980000 499.135288 3.800241