## spectrum_num t_start_since_trig t_stop_since_trig t_start_met t_stop_met
1 67.175999999 72.175999999 534772729.0 534772734.0
2 72.175999999 77.175999999 534772734.0 534772739.0
3 77.175999999 80.4766199589 534772739.0 534772742.301
4 80.4766199589 99.175999999 534772742.301 534772761.0