However , early in the morning of August NUMBER@1 , convection rapidly increased under highly favorable upper-level conditions , and the system became Tropical Depression Eleven about NUMBER@2 miles -LRB- NUMBER@3 km -RRB- east of LOCATION@1 .

However early in the morning of August NUMBER@1 under highly favorable upper-level conditions , convection quickly increased and the system became Tropical Depression Eleven about NUMBER@2 miles -LRB- NUMBER@3 km -RRB- east of LOCATION@1 , LOCATION@2 .
