READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 174111.695 36139.586 -4169.962 1.441034e-03 1.143256e-03 -7.694376e-04 0.066804 1.075920e-04 9.585055e-06 1.431909 3 0.289728 2692.840200 2.878122 1.872840 509339.396 6071.752 -12184.481 5.895986e-04 6.530993e-04 -4.008703e-04 0.215760 8.572072e-05 6.354042e-06 1.397359 2 0.337651 3938.968300 1.908064 1.470796