The SI-200

satellite bus A satellite bus (or spacecraft bus) is the main body and structural component of a satellite or spacecraft, in which the payload and all scientific instruments are held. Bus-derived satellites are opposed to specially produced satellites. Bus-d ...

was a model of satellite, based on the

Malaysia Malaysia ( ; ) is a country in Southeast Asia. The federation, federal constitutional monarchy consists of States and federal territories of Malaysia, thirteen states and three federal territories, separated by the South China Sea into two r ...

RazakSAT RazakSAT is a Malaysian Earth observation satellite carrying a high-resolution camera. It was launched into low Earth orbit on 14 July 2009. It was placed into a near-equatorial orbit that presents many imaging opportunities for the equatorial re ...

, produced by the

South Korea South Korea, officially the Republic of Korea (ROK), is a country in East Asia, constituting the southern part of the Korea, Korean Peninsula and sharing a Korean Demilitarized Zone, land border with North Korea. Its western border is formed ...

Satrec Initiative Satrec Initiative Co., Ltd. (Korean: 쎄트렉아이) or Satrec i or SI is a South Korean satellite manufacturing company headquartered in Daejeon, South Korea The company was founded in 1999 by the engineers who developed the first Korean satel ...

. The bus was suitable for small satellites where the accommodation of

Earth observation Earth observation (EO) is the gathering of information about the physical, chemical, and biological systems of the planet Earth. It can be performed via remote-sensing technologies (Earth observation satellites) or through direct-contact sensors ...

or other scientific payloads is required, and was used on the Emirati

remote sensing Remote sensing is the acquisition of information about an object or phenomenon without making physical contact with the object, in contrast to in situ or on-site observation. The term is applied especially to acquiring information about Earth ...

satellite A satellite or artificial satellite is an object intentionally placed into orbit in outer space. Except for passive satellites, most satellites have an electricity generation system for equipment on board, such as solar panels or radioisotope ...

DubaiSat-1 DubaiSat-1 ( ar, دبي سات-1) is a remote sensing Earth observation satellite built by the '' Emirates Institution for Advanced Science and Technology (EIAST)'' under an agreement with Satrec Initiative, a satellite manufacturing company in ...

launched in 2009.

Features

* Three-axis stabilized, accurate and agile attitude control for precise imaging operations. * Dual redundancies are adapted where necessary in the system architecture design to increase reliability of the satellite system. * Dimensions: 1.2 m in diameter and 1.35 m in height. * Deck-and-longeron type structure permitting easy assembly and disassembly. The interface with the launch vehicle is made through an adapter bolted to the bottom of the structure. The mechanical interface with the electro-optical payload is provided through three points at the satellite middle deck.

References

Satellite buses {{ROK-spacecraft-stub