Early on September NUMBER@1 , an eye began developing within a round central dense overcast over the center , and shortly thereafter LOCATION@1 attained hurricane status while located about NUMBER@2 miles -LRB- NUMBER@3 km -RRB- south of LOCATION@2 .

Early on September NUMBER@1 , an eye began developing inside a ring of round thick convection over the center , and shortly thereafter LOCATION@1 reached hurricane status while located about NUMBER@2 miles -LRB- NUMBER@3 km -RRB- south of LOCATION@2 .
