Measat 1

Malaysia


International Sat. n:

Malaysia satellite n 1:

Also called: Africasat-1 and Malaysia East Asia Sat 1

Launch data:

Designation 23765 / 96002B
Launch date 12 Jan 1996 - 23:10 UT
Launch siteKo, ELA2
Launch vehicleAriane-44L (V82)
Mission Commercial: Communications
Geostationary orbit on:
Perigee / Apogee 35784 x 35787 km
Eccentricity 3.56E-05
Inclination 1.12 deg
Period 1436.06 min


Spacecraft data:

Prime contractor Boeing Satellite Systems
Platform HS-376HP
Operator MEASAT satellite Systems
Mass at launch 1450 kg
Dry Mass 650 kg
Diameter 2.16 m
Height 3.3 m (7.82 m deployed)
Solar array gallium arsenide
Stabilization Spin stabilized
DC power BOL: 1200 W
EOL: 800 W
Design lifetime 12 years

Location:

BeginPositionRemarks
  91.5°E 
 April 2009  46.03° E 


The satellite uses gallium arsenide solar cells instead of silicon. It also features a specially contoured surface that eliminates the need for multiple feed horns. Also its has bipropellant propulsion system for stationkeeping and attitude control.

C-band

Main transponders 12
Backup transponders
Power 12 W (SSPA)
Bandwidth 36 MHz
Coverage Malaysia, Philippines & South-India
EIRP max 39 dBW
G/T max +3 dB/K
Polarization linear
Frequencies Uplink: 5.925-6.425 GHz
Downlink: 3.700-4200 GHz


C-band transponder frequency chart (GHz)


Horizontal
Downlink
Channel Vertical
Uplink
3.720 5.945
3.760 5.985
3.800 6.025
3.840 6.065
3.880 6.105
3.920 6.145
3.960 6.185
4.000 6.225
4.040 6.265
4.080 10 6.305
4.120 11 6.345
4.160 12 6.385


Ku-band


Main transponders
Backup transponders
Power 112 W (TWTA)
Bandwidth 54 MHz
Coverage narrow spots: Malaysia or Philippines or South-India
EIRP max 57 dBW
G/T max +11 dB/K
Polarization linear
Frequencies Uplink: 14.000-14.250 GHz
Downlink: 10.950-11.200 GHz, switchable to 11.45-11.7 or 12.2-12.75 GHz


Ku-band transponder frequency chart (GHz)


Vertical
Downlink
Transponder Horizontal
Uplink
Beam
10.982 14.032 Malaysia + Philippines
11.044 14.094 Malaysia + Philippines
11.106 14.156 Malaysia
11.168 14.218 Malaysia
12.284 13.784 South-India
12.346 13.846 South-India

Inclined orbit; digital video and audio broadcasting, international and domestic VSAT and telecommunication services as well as high-speed Internet access; 12 C-band, 5 Ku-band.


Ref: #7, #15, #226 - update: 24.08.09