MBSAT 1

Japan / South Korea

Spacecraft n:

Japanese spacecraft n: 118

MBSAT= Mobile Broadcasting Satellite

Launch data:

Designation 28184 / 04007A
Launch date 13 Mar 2004 - 05:40 UT
Launch site CC, SLC36B
Launch vehicle  Atlas-3A (AC-202) #144
Mission Commercail: Communications
Geostationary orbit on 25 Mar:
Perigee / Apogee 35781 x 35792 km
Eccentricity 1,54E-04
Inclination 0,01°
Period 1436,07 min


Spacecraft data:

Prime contractor  Space Systems Loral (SSL)
Customer  Mobile Broadcasting Co (Tokyo)
SK Telecom (Seoul)
Platform  LS-1300
Mass at launch  4134 kg
Dry Mass 1700 kg
Basic shape  
Dimension  
Propulsion  R-4D, SPT-100 plasma thrusters
Stabilization  3-axis
DC power  EOL: 7.4 kW
Design lifetime  12 years

Location:

DatePositionRemarks
 - 144 E -
 July 2012 144.09 E -


End of live:

Out of service:  July 2012
Cause:  

Description:

Mission details:


S-band:


Main transponders16 (50 audio + 16 video channels)
Backup transponders 
Power120 W
Bandwidth1.25 MHz
CoverageJapan and South Korea
Polarization 

Will use MPEG 4 and AAC compression.

Ku-band:


Main transponders
Backup transponders 
Power 
Bandwidth25 MHz
CoverageJapan and South Korea
Polarization 

Two of these transponders are to feed terrestrial repeaters.


Ref.: #3(SD381), #7(JR522), #12, #226 - update: 15.10.12