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 3 
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 1  5.945
3.760 2  5.985
3.800 3  6.025
3.840 4  6.065
3.880 5  6.105
3.920 6  6.145
3.960 7  6.185
4.000 8  6.225
4.040 9  6.265
4.080 10 6.305
4.120 11 6.345
4.160 12 6.385

Ku-band


Main transponders 5 
Backup transponders 1 
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 1  14.032 Malaysia + Philippines
11.044 2  14.094 Malaysia + Philippines
11.106 3  14.156 Malaysia
11.168 4  14.218 Malaysia
12.284 5  13.784 South-India
12.346 6  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