Telstar 7 --> Intelsat Americas 7 (IA 7)
--> Galaxy 27

Loral Skynet (US) --> Intelsat


Renamed: Galaxy-27 - Also called: Intelsat IA-7
Also called Loralsat 101

Launch data:

Designation 25922 / 99052A
Launch date25 Sep 1999
Launch site Ko, ELA-2
Launch vehicleAriane-44LP (V121)
MissionCommercial: Communications
Geostationary orbit:
Perigee / Apogee 35776 x 35794 km
Eccentricity 2,13E-04
Inclination 0 deg
Period 1436.06 min

The satellite was originally to be launched aboard the first Atlas 3A but this was changed for Ariane.

Specifications

Prime contractor Space Systems/Loral (SSL)
Platform FS3000
OperatorLoral Skynet --> Intelsat, Ltd.
Mass at launch 3790 kg
Dry mass 1537 kg
Dimension 3.12 m high
Solar array2 deployable solar arrays, 31.1 m span
Stabilization3-axis
DC power 
Propulsion R-4D-11
Equipment 24 C-band, 24 Ku-band transponders
Design lifetime13 yrs - still active

Location:

DatePositionRemarks
   129°W 
 July 2010  128.93° W 

Telecommand: 5.9265 GHz
Beacon: 11.702 GHz H

C-band:

Main transponders 24
Backup transponders  
Power 37 W (TWTA)
Bandwidth 36 MHz
Coverage Part West of USA, Hawaii, Alaska, part of Canada
EIRP max 40 dBW
G/T max 0 dB/K
Polarization linear

C-band Transponder frequency chart

Ku-band

Main transponders 24
Backup transponders  
Power 100 W (linearized TWTA on the lower 8 transponders, other transponders have standard TWTA)
Bandwidth 36 MHz
Coverage Part West of USA, Hawaii, Alaska, part of Canada
EIRP max 47 dBW
G/T max 1 dB/K
Polarization linear

Ku-band Transponder frequency chart (GHz)

Horizontal
Uplink
Horizontal
Downlink
Transponder Vertical
Downlink
Vertical
Uplink
14.020   11.720  
  11.740   14.040
14.060   11.760  
  11.780   14.080
14.100   11.800  
  11.820   14.120
14.140   11.840  
  11.860   14.160
14.180   11.880  
  11.900 10   14.200
14.220   11 11.920  
  11.940 12   14.240
14.260   13 11.960  
  11.980 14   14.280
14.300   15 12.000  
  12.020 16   14.320
14.340   17 12.040  
  12.060 18   14.360
14.380   19 12.080  
  12.100 20   14.400
14.420   21 12.120  
  12.140 22   14.440
14.260   23 12.160  
  12.180 24   14.480


Description:

Mission details:


Ref: #14, #15, #226 - update: 09.06.12