Progress M-40

Progress M-40 (Russian: Прогресс M-40) was a Russian unmanned Progress cargo spacecraft, which was launched in October 1998 to resupply the Mir space station, carry the Sputnik 41 satellite[4] and the unsuccessful Znamya 2.5 solar mirror.

Progress M-40 launched on 25 October 1998 from the Baikonur Cosmodrome in Kazakhstan.

[2][5] Progress M-40 docked with the aft port of the Kvant-1 module of Mir on 27 October 1998 at 05:34:41 UTC, and was undocked on 4 February 1999 at 09:59:32 UTC.

[3][6] On 4 February 1999 at 10:24 UTC, following undocking from Mir, an unsuccessful attempt was made to deploy Znamya 2.5, a solar mirror.

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