## spectrum_num t_start_since_trig t_stop_since_trig t_start_met t_stop_met
1 -129.340000033 15.1805900335 661812419.78 661812564.301
2 15.1805900335 20.1805900335 661812564.301 661812569.301
3 20.1805900335 25.1805900335 661812569.301 661812574.301
4 25.1805900335 26.3559999466 661812574.301 661812575.476