READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 40281.305 6497.596 -997.541 2.391318e-03 1.449375e-03 -1.031135e-03 0.432873 9.978648e-06 2.767579e-06 1.955268 4 0.032375 3244.446200 441.865390 2.319112 217366.500 68233.077 -64252.382 2.798272e-03 9.997058e-04 -8.081826e-04 0.053993 1.311665e-05 2.435701e-06 2.020690 10 0.093828 7153.326900 568.556677 3.462426