OBS-ID    hhc20020111_0831
EVNT0001  2002-01-10T23:46:29.880Z 2002-01-10T23:49:29.879Z    2.16
EVNT0002  2002-01-11T02:03:31.712Z 2002-01-11T02:12:01.716Z    2.23
EVNT0003  2002-01-11T02:13:01.712Z 2002-01-11T02:16:31.714Z    2.07
EVNT0004  2002-01-11T02:19:01.720Z 2002-01-11T02:22:01.718Z    2.10