Progress M-39 docked with the aft port of the Kvant-1 module of Mir on 16 May 1998 at 23:50:33 UTC, and was undocked on 12 August 1998 at 09:28:52 UTC, to make way for Soyuz TM-28. Following the redocking of Soyuz TM-28 to the Mir Core Moduleforward port, Progress M-39 was redocked to the Kvant-1 aft port on 1 September 1998 at 05:34:40 UTC. Progress M-39 was finally undocked on 25 October 1998 at 23:03:24 UTC.