Telstar 19V

Telstar 19V Launches aboard a Falcon 9 Block 5
Mission type	Communication
Operator	Telesat
COSPAR ID	2018-059A
SATCAT no.	43562
Mission duration	15 years[1]
Spacecraft properties
Bus	SSL 1300
Manufacturer	Space Systems Loral
Launch mass	7,076 kilograms (15,600 lb)
Dry mass	3,031 kilograms (6,682 lb)
Start of mission
Launch date	22 July 2018, 05:50 (2018-07-22UTC05:50Z) UTC
Rocket	Falcon 9 block 5
Launch site	Cape Canaveral SLC-40
Contractor	SpaceX
Orbital parameters
Reference system	Geocentric
Regime	Geostationary
Longitude	63° West
Semi-major axis	42,164 kilometers (26,199 mi)[2]
Eccentricity	0.0002318[2]
Perigee altitude	35,784.1 kilometers (22,235.2 mi)[2]
Apogee altitude	35,803.6 kilometers (22,247.3 mi)[2]
Inclination	0.0324°[2]
Period	1,436.1 minutes[2]
Epoch	September 4, 2018[2]

Telstar 19V (Telstar 19 Vantage) is a communication satellite in the Telstar series of the Canadian satellite communications company Telesat. It was built by Space Systems Loral (MAXAR) and is based on the SSL-1300 bus. The satellite was designed to provide additional capacity over the North Atlantic region.^[3] As of 26 July 2018, Telstar 19V is the heaviest commercial communications satellite ever launched, weighing at 7,076 kg (15,600 lbs)^[4] and surpassing the previous record, set by TerreStar-1 (6,910 kg/15230lbs), launched by Ariane 5ECA on 1 July 2009.

Launch

Telstar 19V was launched on a SpaceX Falcon 9 Block 5 rocket into geostationary transfer orbit (GTO) from Space Launch Complex 40 (SLC40) at Cape Canaveral Air Force Station, Space Coast, Florida, United States, on 22 July 2018 at 1:50 AM EDT (5:50 UTC).^[5] The rocket core landed on the autonomous spaceport drone ship about eight and a half minutes after liftoff.