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// communications · 2004

Telstar 18

Canadian communications satellite. Telstar 18 was launched on June 29, 2004 aboard a Zenit-3SL from Kiritimati (Sea Launch). Latest status in GCAT: in orbit.

COSPAR 2004-024ANORAD 28364United States

Identity

Name in GCAT
Telstar 18
Payload designation
Apstar 5
International designator
2004-024A
NORAD catalog number
28364
GCAT identifier
S28364

Mission

Mission type
Communications
Use
Commercial
Program
Telstar
Owner
SS/Loral
Country
United States
Builder
SS/Loral
Platform (bus)
SSL-1300

Launch

Date
June 29, 2004 · 03:58 UTC
Launch record
2004-024Success
Rocket
Zenit-3SL

Orbit and fate

Orbit class (GCAT)
GEO/S
Perigee
35,776 km
Apogee
35,798 km
Inclination
0.04°
Status
In orbit
Last known active
June 2019
End of operations
Jun 1, 2019

Size

Mass
4,845 kg
Dry mass
2,000 kg
Length
5.6 m
Diameter
2.80 m
Span
31.0 m

Source: GCAT payload, deep-space and lander catalogs, Jonathan C. McDowell (CC BY 4.0); Wikidata Q2402398 (CC0).