Progress M-40 () was a Russian unmanned

Progress Progress is movement towards a perceived refined, improved, or otherwise desired state. It is central to the philosophy of progressivism, which interprets progress as the set of advancements in technology, science, and social organization effic ...

cargo spacecraft, which was launched in October 1998 to resupply the

Mir ''Mir'' (, ; ) was a space station operated in low Earth orbit from 1986 to 2001, first by the Soviet Union and later by the Russia, Russian Federation. ''Mir'' was the first modular space station and was assembled in orbit from 1986 to ...

space station, carry the Sputnik 41 satellite and the unsuccessful Znamya 2.5

solar mirror A solar mirror contains a Coating, substrate with a reflective layer for reflecting the solar energy, and in most cases an interference layer. This may be a Plane mirror, planar mirror or Parabola, parabolic arrays of solar mirrors used to achiev ...

Launch

Progress M-40 launched on 25 October 1998 from the

Baikonur Cosmodrome The Baikonur Cosmodrome is a spaceport operated by Russia within Kazakhstan. Located in the Kazakh city of Baikonur, it is the largest operational space launch facility in terms of area. All Russian Human spaceflight, crewed spaceflights are l ...

Kazakhstan Kazakhstan, officially the Republic of Kazakhstan, is a landlocked country primarily in Central Asia, with a European Kazakhstan, small portion in Eastern Europe. It borders Russia to the Kazakhstan–Russia border, north and west, China to th ...

. It used a

Soyuz-U Soyuz-U ( GRAU index: 11A511U) was a Soviet and later Russian expendable medium-lift launch vehicle designed by the TsSKB design bureau and constructed at the Progress factory in Samara, Russia. The ''U'' designation stands for ''unified' ...

rocket.

Docking

Progress M-40 docked with the aft port of the

Kvant-1 Kvant-1 (; English: Quantum-I/1) (37KE) was the first module to be attached in 1987 to the Mir Core Module, which formed the core of the Soviet space station ''Mir''. It remained attached to ''Mir'' until the entire space station was deorbited i ...

module of Mir on 27 October 1998 at 05:34:41 UTC, and was undocked on 4 February 1999 at 09:59:32 UTC. On 4 February 1999 at 10:24 UTC, following undocking from Mir, an unsuccessful attempt was made to deploy Znamya 2.5, a

Decay

It remained in orbit until 5 February 1999, when it was deorbited. The deorbit burn occurred at 10:16:05 UTC, with the mission ending at 11:09:30 UTC.

References

Progress (spacecraft) missions 1998 in Kazakhstan Spacecraft launched in 1998 Spacecraft which reentered in 1999 Spacecraft launched by Soyuz-U rockets {{Russia-spacecraft-stub

Launch

Docking

Decay

See also

References