OBS-ID    hhc20020123_0832
OBS-STRT  2002-01-22T23:32:18Z  2002-01-23T08:32:18+09:00  PERIOD   1  OBS-MODE  11  12
OBS-STOP  2002-01-22T23:47:37Z  2002-01-23T08:47:37+09:00  PERIOD   1  OBS-MODE  11  12
OBS-STRT  2002-01-22T23:49:39Z  2002-01-23T08:49:39+09:00  PERIOD   2  OBS-MODE  11  12
OBS-STOP  2002-01-23T00:37:26Z  2002-01-23T09:37:26+09:00  PERIOD   2  OBS-MODE  11  12
OBS-STRT  2002-01-23T00:49:52Z  2002-01-23T09:49:52+09:00  PERIOD   3  OBS-MODE  11  12
OBS-STOP  2002-01-23T07:34:09Z  2002-01-23T16:34:09+09:00  PERIOD   3  OBS-MODE  11  12