OBS-ID    hhc20011122_0910
EVNT0001  2001-11-22T00:10:36.681Z 2001-11-22T00:27:36.688Z    2.45
EVNT0002  2001-11-22T02:01:06.685Z 2001-11-22T02:07:36.686Z    2.15
EVNT0003  2001-11-22T04:19:06.691Z 2001-11-22T04:23:06.686Z    2.10
EVNT0004  2001-11-22T05:49:36.689Z 2001-11-22T06:14:06.683Z    2.19