Config changes for esst_config_uniq.txt:
1300255143.028693 0241
1300255146.046544 0531
1300276826.296190 0531
1300276829.314042 0241
1300276829.314042 0241
1300276832.331894 0531
1300276871.563971 0531
1300276874.581822 0241