Telstar 18V ''(Telstar 18 Vantage / APStar 5C)'' is a communication satellite in the

Telstar Telstar is the name of various communications satellites. The first two Telstar satellites were experimental and nearly identical. Telstar 1 launched on top of a Thor-Delta rocket on July 10, 1962. It successfully relayed through space the fir ...

series of the Canadian

satellite communications A communications satellite is an artificial satellite that relays and amplifies radio telecommunication signals via a transponder; it creates a communication channel between a source transmitter and a receiver at different locations on Earth. C ...

company A company, abbreviated as co., is a Legal personality, legal entity representing an association of people, whether Natural person, natural, Legal person, legal or a mixture of both, with a specific objective. Company members share a common p ...

Telesat Telesat, formerly Telesat Canada, is a Canadian satellite communications company founded on May 2, 1969. The company is headquartered in Ottawa. History Telesat began as Telesat Canada, a Canadian Crown corporation created by an Act of Parli ...

. T18V will be equipped with C and Ku-band transponders and operate from 138° East. At , it is the second-heaviest communication satellite ever launched, weighing slightly less than its sibling

Telstar 19V Telstar 19V ''(Telstar 19 Vantage)'' is a communication satellite in the Telstar series of the Canadian satellite communications company Telesat. It was built by SSL (company), Space Systems Loral (MAXAR) and is based on the SSL 1300, SSL-1300 bu ...

Launch

Telstar 18V was launched on a

SpaceX Space Exploration Technologies Corp. (SpaceX) is an American spacecraft manufacturer, launcher, and a satellite communications corporation headquartered in Hawthorne, California. It was founded in 2002 by Elon Musk with the stated goal of ...

Falcon 9 Falcon 9 is a partially reusable medium lift launch vehicle that can carry cargo and crew into Earth orbit, produced by American aerospace company SpaceX. The rocket has two stages. The first (booster) stage carries the second stage and payl ...

Block 5 rocket from

Space Launch Complex 40 Space Launch Complex 40 (SLC-40), previously Launch Complex 40 (LC-40) is a launch pad for rockets located at the north end of Cape Canaveral Space Force Station, Florida. The launch pad was used by the United States Air Force for 55 Titan III a ...

(SLC40) at

Cape Canaveral Air Force Station Cape Canaveral Space Force Station (CCSFS) is an installation of the United States Space Force's Space Launch Delta 45, located on Cape Canaveral in Brevard County, Florida. Headquartered at the nearby Patrick Space Force Base, the statio ...

Space Coast The Space Coast is a region in the U.S. state of Florida around the Kennedy Space Center (KSC) and Cape Canaveral Space Force Station. It is one of several "themed" coasts around Florida. All orbital launches from American soil carrying NASA astr ...

Florida Florida is a state located in the Southeastern region of the United States. Florida is bordered to the west by the Gulf of Mexico, to the northwest by Alabama, to the north by Georgia, to the east by the Bahamas and Atlantic Ocean, and to ...

, United States, on September 10, 2018, at 12:45 AM EDT (4:45 UTC). It was deployed into a subsynchronous transfer orbit (lower than the typical

geostationary transfer orbit A geosynchronous transfer orbit or geostationary transfer orbit (GTO) is a type of geocentric orbit. Satellite, Satellites that are destined for geosynchronous orbit, geosynchronous (GSO) or geostationary orbit (GEO) are (almost) always put into ...

(GTO)) approximately 32 minutes after rocket's liftoff.

References

Telstar satellites Spacecraft launched in 2018 2018 in Canada Satellites using the SSL 1300 bus SpaceX commercial payloads Communications satellites in geostationary orbit {{Canada-bcast-stub