Progress 40 (Russian: Прогресс 40) was a Soviet unmanned Progress cargo spacecraft, which was launched in February 1989 to resupply the Mir EO-4 expedition aboard the Mir space station.
Progress 40 docked with the aft port of the Kvant-1 module of Mir on 12 February 1989 at 10:29:38 UTC, and was undocked on 3 March 1989 at 01:45:52 UTC.[3][5]
Decay
It remained in orbit until 5 March 1989, when it was deorbited. The deorbit burn occurred at 01:08 UTC and the mission ended at 01:59 UTC.[3][5]
Launches are separated by dots ( • ), payloads by commas ( , ), multiple names for the same satellite by slashes ( / ). Crewed flights are underlined. Launch failures are marked with the † sign. Payloads deployed from other spacecraft are (enclosed in parentheses).
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