## spectrum_num t_start_since_trig t_stop_since_trig t_start_met t_stop_met
1 1.83999997377 6.83999997377 393680577.528 393680582.528
2 6.83999997377 11.8399999738 393680582.528 393680587.528
3 11.8399999738 16.8399999738 393680587.528 393680592.528
4 16.8399999738 19.9839999676 393680592.528 393680595.672