OBS-ID    hhc20061113_0837
OBS-STRT  2006-11-12T23:37:01Z  2006-11-13T08:37:01+09:00  PERIOD   1  OBS-MODE  polcal
OBS-STOP  2006-11-12T23:51:00Z  2006-11-13T08:51:00+09:00  PERIOD   1  OBS-MODE  polcal
OBS-STRT  2006-11-12T23:54:34Z  2006-11-13T08:54:34+09:00  PERIOD   2  OBS-MODE  13  14  15
OBS-STOP  2006-11-13T00:57:36Z  2006-11-13T09:57:36+09:00  PERIOD   2  OBS-MODE  13  14  15
OBS-STRT  2006-11-13T01:01:11Z  2006-11-13T10:01:11+09:00  PERIOD   3  OBS-MODE  13  14  15
OBS-STOP  2006-11-13T02:22:44Z  2006-11-13T11:22:44+09:00  PERIOD   3  OBS-MODE  13  14  15