Galaxy 27

Galaxy 27 is a communications satellite owned by Intelsat. It was at first located at 129° West longitude, serving most of the North America market.^[1][2] It was built by Space Systems/Loral, as part of its LS-1300 line. Galaxy 27 was formerly known as Intelsat Americas-7 and Telstar-7.

Galaxy 27

Names	G-27 Telstar 7 Intelsat Americas 7 IA-7
Mission type	Communications
Operator	Intelsat
COSPAR ID	1999-052A
SATCAT no.	25922
Website	http://www.intelsat.com
Mission duration	12 years (planned) 25 years, 10 months, 18 days (elapsed)
Spacecraft properties
Spacecraft type	Galaxy
Bus	LS-1300
Manufacturer	Space Systems/Loral
Launch mass	3,790 kg (8,360 lb)
Dry mass	1,537 kg (3,389 lb)
Start of mission
Launch date	25 September 1999, 06:29 UTC
Rocket	Ariane 4LP (V121)
Launch site	Centre Spatial Guyanais, ELA-2
Contractor	Arianespace
Entered service	November 1999
End of mission
Disposal	Graveyard orbit
Orbital parameters
Reference system	Geocentric orbit
Regime	Geostationary orbit
Slot	66° West
Transponders
Band	48 transponders: 24 C-band 24 Ku-band
Bandwidth	36 MHz
Coverage area	North America
Intelsat constellation ← Galaxy 26 Galaxy 28 →

This satellite experienced a power failure of several days in 2004 and returned to service with reduced capacity.^[3]

In May 2011, Galaxy 27 was redeployed to 45.1° East longitude in order to expand Intelsat's services in West Asia.^[4] In October 2013, Intelsat moved the satellite to an inclined orbit at 66° East.^[5] At its inclined orbit of 2.4° at 66° East, Galaxy 27 is in a collocated orbit with Intelsat 17.