OBS-ID    hhc20011121_0902
EVNT0001  2001-11-21T00:23:48.811Z 2001-11-21T00:33:18.810Z    2.32
EVNT0002  2001-11-21T01:27:18.819Z 2001-11-21T01:32:48.814Z    2.42
EVNT0003  2001-11-21T04:13:18.811Z 2001-11-21T04:59:18.809Z    2.50