READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 35426.346 21264.352 -26567.436 1.199731e-03 5.182677e-04 -4.141233e-04 0.223200 1.103606e-04 4.915854e-06 1.637484 9 1.178217 10676.063357 4.557330 2.897037