READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 90903.238 284.515 -385.985 5.116241e-02 1.638803e-02 -1.349301e-02 0.639446 4.103673e-05 2.901735e-05 1.830729 12 0.017594 428.748300 963.127627 3.791772