OBS-ID    hhc20010917_0847
OBS-STRT  2001-09-16T23:47:27Z  2001-09-17T08:47:27+09:00  PERIOD   1  OBS-MODE  11  12
OBS-STOP  2001-09-17T00:48:00Z  2001-09-17T09:48:00+09:00  PERIOD   1  OBS-MODE  11  12
OBS-STRT  2001-09-17T03:09:49Z  2001-09-17T12:09:49+09:00  PERIOD   2  OBS-MODE  11  12
OBS-STOP  2001-09-17T05:12:41Z  2001-09-17T14:12:41+09:00  PERIOD   2  OBS-MODE  11  12