Config changes for esst_config_uniq.txt:
1297468810.673901 0531
1297468813.690061 0241
1297533540.458449 0241
1297533543.474607 0531
1297533624.910877 0531
1297533627.927035 0241
1297533709.363304 0241
1297533805.880363 0531
1297555202.487558 0531
1297555205.503709 0241
1297555205.503709 0241
1297555208.519860 0531
1297555211.536012 0531
1297555214.552163 0241