## spectrum_num t_start_since_trig t_stop_since_trig t_start_met t_stop_met
1 49.1200000048 54.1200000048 250005484.0 250005489.0
2 54.1200000048 59.1200000048 250005489.0 250005494.0
3 59.1200000048 64.1200000048 250005494.0 250005499.0
4 64.1200000048 69.1200000048 250005499.0 250005504.0
5 69.1200000048 72.420599997 250005504.0 250005507.301
6 72.420599997 73.1200000048 250005507.301 250005508.0