## spectrum_num t_start_since_trig t_stop_since_trig t_start_met t_stop_met
1 17.9359999895 22.9359999895 365587279.056 365587284.056
2 22.9359999895 27.9359999895 365587284.056 365587289.056
3 27.9359999895 27.9520000219 365587289.056 365587289.072