OBS-ID    hhc20020531_1300
OBS-STRT  2002-05-31T04:00:21Z  2002-05-31T13:00:21+09:00  PERIOD   1  OBS-MODE  11  12
OBS-STOP  2002-05-31T07:49:35Z  2002-05-31T16:49:35+09:00  PERIOD   1  OBS-MODE  11  12