Türksat 5B is a Turkish

geostationary A geostationary orbit, also referred to as a geosynchronous equatorial orbit''Geostationary orbit'' and ''Geosynchronous (equatorial) orbit'' are used somewhat interchangeably in sources. (GEO), is a circular geosynchronous orbit in altitud ...

high-throughput (HTS)

communications satellite A communications satellite is an artificial satellite that relays and amplifies radio telecommunication signals via a Transponder (satellite communications), transponder; it creates a communication channel between a source transmitter and a Rad ...

of Türksat A.Ş. developed for military and commercial purposes.

Development

The Türksat 5B project started in September 2011. The final production contract for the

Turkish Aerospace Industries Turkish Aerospace Industries Inc. (, TAI or TUSAŞ) is a state-owned Arms industry, arms company in Turkey. History On 16 August 1925 the Turkish Aircraft and Engine Limited Company ''()'' factory was founded in Kayseri, Turkey. The company ...

(TAI) was planned for 2015. After a delay, the contract was realized in October 2017 when

Airbus Defence and Space Airbus Defence and Space is a division of Airbus SE. Formed in 2014 in the restructuring of European Aeronautic Defence and Space (EADS), Airbus SE comprises the former Airbus Military, Astrium, and divisions. Contributing 21% of Airbus reven ...

was selected to join the project with the requirement that 25% of the satellite be built in Turkey in order to stimulate the technological sector of the Turkish economy. In November 2020, it was announced that satellite level tests for Türksat 5B have begun.

Launch

The satellite was launched with a

Falcon 9 Falcon 9 is a Reusable launch system#Partial reusable launch systems, partially reusable, two-stage-to-orbit, medium-lift launch vehicle designed and manufactured in the United States by SpaceX. The first Falcon 9 launch was on June 4, 2010, an ...

launch vehicle A launch vehicle is typically a rocket-powered vehicle designed to carry a payload (a crewed spacecraft or satellites) from Earth's surface or lower atmosphere to outer space. The most common form is the ballistic missile-shaped multistage ...

SpaceX Space Exploration Technologies Corp., commonly referred to as SpaceX, is an America, American space technology company headquartered at the SpaceX Starbase, Starbase development site in Starbase, Texas. Since its founding in 2002, the compa ...

Cape Canaveral Cape Canaveral () is a cape (geography), cape in Brevard County, Florida, in the United States, near the center of the state's Atlantic Ocean, Atlantic coast. Officially Cape Kennedy from 1963 to 1973, it lies east of Merritt Island, separated ...

Florida Florida ( ; ) is a U.S. state, state in the Southeastern United States, Southeastern region of the United States. It borders the Gulf of Mexico to the west, Alabama to the northwest, Georgia (U.S. state), Georgia to the north, the Atlantic ...

, on 19 December 2021 at 03:58:39

UTC Coordinated Universal Time (UTC) is the primary time standard globally used to regulate clocks and time. It establishes a reference for the current time, forming the basis for civil time and time zones. UTC facilitates international communica ...

. The first-stage booster used on this mission was B1067, making its third flight; the first stage was successfully recovered on

A Shortfall of Gravitas An autonomous spaceport drone ship (ASDS) is a modified ocean-going barge developed by SpaceX and equipped with propulsion systems to maintain precise position and a large floating landing platform, landing platform. They were developed to re ...

Spacecraft

Türksat 5B is a

to serve on a

geostationary orbit A geostationary orbit, also referred to as a geosynchronous equatorial orbit''Geostationary orbit'' and ''Geosynchronous (equatorial) orbit'' are used somewhat interchangeably in sources. (GEO), is a circular orbit, circular geosynchronous or ...

at 42° East

longitude Longitude (, ) is a geographic coordinate that specifies the east- west position of a point on the surface of the Earth, or another celestial body. It is an angular measurement, usually expressed in degrees and denoted by the Greek lett ...

. It was built on a Eurostar-3000EOR

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 less customized than specially-produced satelli ...

manufactured by

. It has a mass of and an expected design lifetime of 15 years, maneuver lifetime of more than 35 years. Powered by two deployable

solar panels A solar panel is a device that converts sunlight into electricity by using photovoltaic (PV) cells. PV cells are made of materials that produce excited electrons when exposed to light. These electrons flow through a circuit and produce direct ...

and batteries at 15 kW, the 50 Gbps

high-throughput satellite A high-throughput satellite (HTS) is a communications satellite which provides more throughput than a classic fixed service satellite (FSS). An HTS provides at least twice, though usually 20 times or more, throughput for the same amount of allocat ...

consists of

Ku-band The Ku band () is the portion of the electromagnetic spectrum in the microwave range of frequencies from 12 to 18 gigahertz (GHz). The symbol is short for "K-under" (originally ), because it is the lower part of the original NATO K band ...

Ka-band The Ka band (pronounced as either "kay-ay band" or "ka band") is a portion of the microwave part of the electromagnetic spectrum. The designation "Ka-band" is from Kurz-above, which stems from the German word ''kurz,'' meaning "short". There ...

and

X-band The X band is the designation for a band of frequency, frequencies in the microwave radio region of the electromagnetic spectrum. In some cases, such as in communication engineering, the frequency range of the X band is set at approximately 7.0� ...

transponders. The 3 military

transponders have global coverage and were developed by Aselsan for use by the Turkish

Presidency of Defense Industries In Turkey, Defence Industry Agency ( (SSB)); formerly ''Presidency of Defence Industries'' and ''Undersecretariat for Defence Industries (SSM)'' before that, is a civil institution established by the government to manage the Defence industry of T ...

(SSB/SSM).

References

{{Orbital launches in 2021 Communications satellites of Turkey Satellites using the Spacebus bus SpaceX commercial payloads Communications satellites in geostationary orbit High throughput satellites Spacecraft launched in 2021 2021 in Turkey

Development

Launch

Spacecraft

See also

References