## spectrum_num t_start_since_trig t_stop_since_trig t_start_met t_stop_met
1 31.5640000105 36.5640000105 407239938.444 407239943.444
2 36.5640000105 41.5640000105 407239943.444 407239948.444
3 41.5640000105 46.5640000105 407239948.444 407239953.444
4 46.5640000105 51.2879999876 407239953.444 407239958.168