OBS-ID    hhc20020427_0910
OBS-STRT  2002-04-27T00:10:01Z  2002-04-27T09:10:01+09:00  PERIOD   1  OBS-MODE  11  12
OBS-STOP  2002-04-27T06:51:01Z  2002-04-27T15:51:01+09:00  PERIOD   1  OBS-MODE  11  12
OBS-STRT  2002-04-27T06:51:34Z  2002-04-27T15:51:34+09:00  PERIOD   2  OBS-MODE  11  12
OBS-STOP  2002-04-27T08:20:47Z  2002-04-27T17:20:47+09:00  PERIOD   2  OBS-MODE  11  12