# RASAT spacecraft bus
*bus . products*

## Specifications
- **manufacturer**: tubitak-uzay
- **product status**: retired
- **deployment context**: orbital
- **bus**: {"form_factor":"microsatellite bus; detailed public bus spec not verified","platform_class":"micro"}
- **entity type**: bus
- **last verified date**: 2026-06-26
- **verified by**: agency-doc
- **claim status**: agency-sourced
- **provider**: tubitak-uzay
- **attributes**: {"kind":"bus","manufacturer":"tubitak-uzay","product_status":"retired","deployment_context":"orbital","bus":"{\"form_factor\":\"microsatellite bus; detailed public bus spec not verified\",\"platform_class\":\"micro\"}"}

## Editorial
RASAT spacecraft bus is the platform context for Turkey's first observation satellite.[^tubitak-rasat] The mission launched on 2011-08-17 and retired on 2022-08-23, with a 93 kg spacecraft mass placing the platform in the micro orbital class.[^tubitak-rasat] Its Earth-observation payload delivered 7.5 m resolution, with EO payload and attitude-sensor contributions separate from the spacecraft bus provider.[^satrec-heritage]

## Compositional position
- rasat (missions) --[mission_buses]--> RASAT spacecraft bus

## Sources
- [tubitak-rasat] | RASAT, TUBITAK UZAY | https://uzay.tubitak.gov.tr/en/rasat/ | tier=agency-doc | accessed=2026-06-26
- [satrec-heritage] | Space Heritage, Satrec Initiative | https://www.satreci.com/page/12 | tier=operator-marketing | accessed=2026-06-26

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Source: https://eo-atlas.org/products/bus/rasat-bus
Maintainer: SpectraWorks B.V. (CC-BY 4.0)