OBS-ID    hhc20070613_0832
OBS-STRT  2007-06-12T23:32:01Z  2007-06-13T08:32:01+09:00  PERIOD   1  OBS-MODE  polcal
OBS-STOP  2007-06-12T23:47:43Z  2007-06-13T08:47:43+09:00  PERIOD   1  OBS-MODE  polcal
OBS-STRT  2007-06-12T23:55:24Z  2007-06-13T08:55:24+09:00  PERIOD   2  OBS-MODE  13  14  15
OBS-STOP  2007-06-13T02:03:31Z  2007-06-13T11:03:31+09:00  PERIOD   2  OBS-MODE  13  14  15