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
156.786308	1.786064	-2.399186	7.045930	1.403935	1.000000	0.487239	0.243619	1.054655	30.000000	2.039216	4.185250	27.423077
162.273186	3.205866	-3.700815	4.503173	0.839991	1.000000	0.073813	0.073813	1.054655	30.000000	0.509804	6.906681	57.846154
168.414508	3.316372	-2.935455	4.888860	0.931953	1.000000	0.163090	0.115322	1.054655	30.000000	1.019608	6.251827	40.196301