OBS-ID    hhc20030422_0823
OBS-STRT  2003-04-21T23:23:54Z  2003-04-22T08:23:54+09:00  PERIOD   1  OBS-MODE  11  12  13  14  15
OBS-STOP  2003-04-22T00:26:50Z  2003-04-22T09:26:50+09:00  PERIOD   1  OBS-MODE  11  12  13  14  15
OBS-STRT  2003-04-22T00:28:55Z  2003-04-22T09:28:55+09:00  PERIOD   2  OBS-MODE  11  12  13  14  15
OBS-STOP  2003-04-22T02:48:58Z  2003-04-22T11:48:58+09:00  PERIOD   2  OBS-MODE  11  12  13  14  15
OBS-STRT  2003-04-22T02:50:48Z  2003-04-22T11:50:48+09:00  PERIOD   3  OBS-MODE  11  12  13  14  15
OBS-STOP  2003-04-22T07:55:15Z  2003-04-22T16:55:15+09:00  PERIOD   3  OBS-MODE  11  12  13  14  15