OBS-ID    hhc20030401_0840
OBS-STRT  2003-03-31T23:40:32Z  2003-04-01T08:40:32+09:00  PERIOD   1  OBS-MODE  11  12  13  14  15
OBS-STOP  2003-04-01T00:06:55Z  2003-04-01T09:06:55+09:00  PERIOD   1  OBS-MODE  11  12  13  14  15
OBS-STRT  2003-04-01T00:07:28Z  2003-04-01T09:07:28+09:00  PERIOD   2  OBS-MODE  11  12  13  14  15
OBS-STOP  2003-04-01T02:03:11Z  2003-04-01T11:03:11+09:00  PERIOD   2  OBS-MODE  11  12  13  14  15
OBS-STRT  2003-04-01T02:29:45Z  2003-04-01T11:29:45+09:00  PERIOD   3  OBS-MODE  11  12  13  14  15
OBS-STOP  2003-04-01T06:02:56Z  2003-04-01T15:02:56+09:00  PERIOD   3  OBS-MODE  11  12  13  14  15