OBS-ID    hhc20040728_0929
EVNT0001  2004-07-28T02:56:52.285Z 2004-07-28T02:59:55.410Z    2.30
EVNT0002  2004-07-28T06:04:38.057Z 2004-07-28T06:10:14.807Z    2.33
EVNT0003  2004-07-28T06:45:23.557Z 2004-07-28T06:49:59.307Z    2.36