## spectrum_num t_start_since_trig t_stop_since_trig t_start_met t_stop_met
1 -68.9839999676 10.9885900617 354417568.328 354417648.301
2 10.9885900617 15.9885900617 354417648.301 354417653.301
3 15.9885900617 20.9885900617 354417653.301 354417658.301
4 20.9885900617 21.5920000076 354417658.301 354417658.904