READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 50102.527 32569.021 -19238.189 3.207552e-03 1.075131e-03 -8.923835e-04 0.120943 1.811597e-04 8.578161e-06 1.693864 13 1.135100 6265.742700 220.748288 3.594365 532278.079 17911.459 -55574.943 3.328812e-03 1.482087e-03 -1.167300e-03 0.062575 1.712972e-04 8.408651e-06 2.122458 8 0.787691 4598.388200 4.729482 2.851720