## spectrum_num t_start_since_trig t_stop_since_trig t_start_met t_stop_met
1 -42.7479999661 34.5725899935 439081826.18 439081903.501
2 34.5725899935 39.5725899935 439081903.501 439081908.501
3 39.5725899935 40.0160000324 439081908.501 439081908.944