OBS-ID    hhc20020418_0915
OBS-STRT  2002-04-18T00:15:05Z  2002-04-18T09:15:05+09:00  PERIOD   1  OBS-MODE  11  12
OBS-STOP  2002-04-18T04:42:07Z  2002-04-18T13:42:07+09:00  PERIOD   1  OBS-MODE  11  12