## spectrum_num t_start_since_trig t_stop_since_trig t_start_met t_stop_met
1 21.0879999995 26.0879999995 500014420.576 500014425.576
2 26.0879999995 31.0879999995 500014425.576 500014430.576
3 31.0879999995 36.0879999995 500014430.576 500014435.576
4 36.0879999995 41.0879999995 500014435.576 500014440.576
5 41.0879999995 43.476000011 500014440.576 500014442.964