OBS-ID    hhc20030418_0853
OBS-STRT  2003-04-17T23:53:08Z  2003-04-18T08:53:08+09:00  PERIOD   1  OBS-MODE  11  12  13  14  15
OBS-STOP  2003-04-18T00:56:05Z  2003-04-18T09:56:05+09:00  PERIOD   1  OBS-MODE  11  12  13  14  15
OBS-STRT  2003-04-18T01:01:35Z  2003-04-18T10:01:35+09:00  PERIOD   2  OBS-MODE  11  12  13  14  15
OBS-STOP  2003-04-18T02:16:41Z  2003-04-18T11:16:41+09:00  PERIOD   2  OBS-MODE  11  12  13  14  15
OBS-STRT  2003-04-18T02:20:05Z  2003-04-18T11:20:05+09:00  PERIOD   3  OBS-MODE  11  12  13  14  15
OBS-STOP  2003-04-18T07:59:12Z  2003-04-18T16:59:12+09:00  PERIOD   3  OBS-MODE  11  12  13  14  15