READ TERR 1
READ SERR 2 
!COLS: time	tposerr		tnegerr		rate		err		fracexp		bgrate		bgerr		corr_fact	Cts_in_src	bg_in_src	exposure	sigma
127.012055	1.773227	-1.890008	12.345949	1.897759	1.000000	0.294393	0.208167	1.029702	45.000000	1.078431	3.663235	57.597061
130.230329	2.378276	-1.445047	7.936654	1.482683	1.000000	0.141033	0.141033	1.029993	30.000000	0.539216	3.823323	54.636364
134.558708	2.280656	-1.950104	7.301732	1.333108	1.000000	0.000000	0.000000	1.029729	30.000000	0.000000	4.230759	10000.000000
139.072467	1.638290	-2.233104	7.694873	1.471326	1.000000	0.278564	0.196975	1.030023	30.000000	1.078431	3.871394	37.926636
143.122736	2.373889	-2.411978	6.457003	1.178882	1.000000	0.000000	0.000000	1.030079	30.000000	0.000000	4.785867	10000.000000