The information here will be saved in the file header

4/06/2004 3:25:41 PM
Time between points (s) 0.4000
Time (secs)	p pol	s pol	p/s	Surface Excess (g/m2)	
0.400000	-0.388686	-0.379636	1.023838	NaN
0.800000	-0.388561	-0.379508	1.023853	NaN
1.200000	-0.388506	-0.379451	1.023864	NaN
1.601000	-0.388595	-0.379542	1.023854	NaN
2.001000	-0.388527	-0.379472	1.023860	NaN
2.401000	-0.388449	-0.379394	1.023866	NaN
2.801000	-0.388348	-0.379294	1.023869	NaN
3.201000	-0.388466	-0.379410	1.023869	NaN
3.602000	-0.388428	-0.379371	1.023873	NaN