OBS-ID    hhc20040206_0835
OBS-STRT  2004-02-05T23:35:00Z  2004-02-06T08:35:00+09:00  PERIOD   1  OBS-MODE  13  14  15
OBS-STOP  2004-02-06T02:23:23Z  2004-02-06T11:23:23+09:00  PERIOD   1  OBS-MODE  13  14  15
OBS-STRT  2004-02-06T02:25:08Z  2004-02-06T11:25:08+09:00  PERIOD   2  OBS-MODE  13  14  15
OBS-STOP  2004-02-06T06:05:40Z  2004-02-06T15:05:40+09:00  PERIOD   2  OBS-MODE  13  14  15
OBS-STRT  2004-02-06T06:07:37Z  2004-02-06T15:07:37+09:00  PERIOD   3  OBS-MODE  13  14  15
OBS-STOP  2004-02-06T07:19:42Z  2004-02-06T16:19:42+09:00  PERIOD   3  OBS-MODE  13  14  15