Progress M-04M
Encyclopedia
Progress M-04M, identified by NASA
NASA
The National Aeronautics and Space Administration is the agency of the United States government that is responsible for the nation's civilian space program and for aeronautics and aerospace research...

 as Progress 36P, is a Russia
Russia
Russia or , officially known as both Russia and the Russian Federation , is a country in northern Eurasia. It is a federal semi-presidential republic, comprising 83 federal subjects...

n Progress spacecraft which was launched in February 2010 to resupply the International Space Station
International Space Station
The International Space Station is a habitable, artificial satellite in low Earth orbit. The ISS follows the Salyut, Almaz, Cosmos, Skylab, and Mir space stations, as the 11th space station launched, not including the Genesis I and II prototypes...

. It was docked with the aft port of the Zvezda module of the station.

Launch and docking with ISS

Progress M-04M was launched by a Soyuz-U
Soyuz-U
The Soyuz-U launch vehicle is an improved version of the original Soyuz LV. Soyuz-U is part of the R-7 family of rockets based on the R-7 Semyorka missile. Members of this rocket family were designed by the TsSKB design bureau and constructed at the Progress Factory in Samara, Russia....

 carrier rocket, flying from Site 1/5
Gagarin's Start
Gagarin's Start is a launch site at Baikonur Cosmodrome in Kazakhstan, used for the Soviet space program and now managed by the Russian Federal Space Agency....

 at the Baikonur Cosmodrome
Baikonur Cosmodrome
The Baikonur Cosmodrome , also called Tyuratam, is the world's first and largest operational space launch facility. It is located in the desert steppe of Kazakhstan, about east of the Aral Sea, north of the Syr Darya river, near Tyuratam railway station, at 90 meters above sea level...

. The launch occurred at 03:45 GMT on 3 February 2010, and after just over three days of free flight, Progress M-04M docked with the Zvezda module of the International Space Station at 04:26 GMT on 5 February. Its docking marked the first time four Russian spacecraft had been docked to the station at the same time; since the Soyuz TMA-16
Soyuz TMA-16
The Soyuz TMA-16 was a manned flight to and from the International Space Station . It transported two members of the Expedition 21 crew and a Canadian entrepreneur from the Baikonur Cosmodrome in Kazakhstan to the ISS. TMA-16 was the 103rd flight of a Soyuz spacecraft, the first flight launching...

, Soyuz TMA-17
Soyuz TMA-17
Soyuz TMA-17 was a human spaceflight mission to the International Space Station . TMA-17 crew members participated in ISS Expedition 22 and Expedition 23...

 and Progress M-03M
Progress M-03M
Progress M-03M, identified by NASA as Progress 35P, was a Progress spacecraft used by the Russian Federal Space Agency to resupply the International Space Station .- Launch and docking :...

 spacecraft were already docked. It is expected to remain docked until 10 May, when it will depart, allowing Soyuz TMA-17
Soyuz TMA-17
Soyuz TMA-17 was a human spaceflight mission to the International Space Station . TMA-17 crew members participated in ISS Expedition 22 and Expedition 23...

 to be moved to the Zvezda aft port. This in turn will clear the way for the arrival of the Rassvet
Rassvet (ISS module)
Rassvet , also known as the Mini-Research Module 1 and formerly known as the Docking Cargo Module , is a component of the International Space Station . The module's design is similar to the Mir Docking Module launched on STS-74 in 1995. Rassvet is primarily used for cargo storage and as a docking...

module, which will be delivered by on STS-132
STS-132
STS-132 was a NASA Space Shuttle mission, during which Space Shuttle Atlantis docked with the International Space Station on 16 May 2010. STS-132 was launched from the Kennedy Space Center on 14 May 2010. The primary payload was the Russian Rassvet Mini-Research Module, along with an Integrated...

.

The Progress M-04M spacecraft delivered 2686 kilograms (5,921.6 lb) of cargo to the ISS. This included water to be used by systems in the Russian segment of the station, propellant to refuel the station and to perform orbital manoeuvres, food and medical supplies.

Undocking and deorbit

Progress M-04M undocked from the ISS on May 10, 2010. On May 7, 2010 Russian Space Agency's Mission Control announced that the ISS crew had loaded Progress M-04M with garbage and readied the spacecraft for undocking. The command for undocking was issued at 11:13 GMT, and three minutes later Progress M-04M separated from the Zvezda module. Cosmonauts Skvortsov
Aleksandr Skvortsov (cosmonaut)
Aleksandr Aleksandrovich Skvortsov is a Russian cosmonaut. He has had one spaceflight, which was a long-duration stay aboard the International Space Station. His spaceflight took place from April to September 2010, and was launched with the spacecraft Soyuz TMA-18. He arrived at the station part...

 and Kornienko
Mikhail Korniyenko
Mikhail Borisovich Korniyenko is a Russian cosmonaut.-Personal:...

 monitored the undocking with photo and video cameras focusing on the Progress docking mechanism to confirm that there were no missing or damaged O-ring
O-ring
An O-ring, also known as a packing, or a toric joint, is a mechanical gasket in the shape of a torus; it is a loop of elastomer with a disc-shaped cross-section, designed to be seated in a groove and compressed during assembly between two or more parts, creating a seal at the interface.The O-ring...

 seals on the docking interface.

The spacecraft stayed in an autonomous flight for two months after undocking and take part in the Reflection geophysical experiment to study reflective characteristics of the freighter's hull and the transparency of the Earth's atmosphere.

Progress M-04M was deorbited on 1 July 2010 over the Pacific Ocean
Pacific Ocean
The Pacific Ocean is the largest of the Earth's oceanic divisions. It extends from the Arctic in the north to the Southern Ocean in the south, bounded by Asia and Australia in the west, and the Americas in the east.At 165.2 million square kilometres in area, this largest division of the World...

. The retroburn was initiated at 17:54 Moscow Time. At about 18:40 Moscow Time, remaining parts of the spacecraft which had not burnt during the reentry, fell down in the south area of the Pacific ocean, 37°47′S 235°09′W.
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