Mission type | Communications |
---|---|
Operator | PT Telkom[1] |
COSPAR ID | 2012-044A [2] |
SATCAT no. | 38744 |
Mission duration | 15 years (planned) Failed on orbit (achieved) |
Spacecraft properties | |
Spacecraft | Telkom-3 |
Spacecraft type | Ekspress |
Bus | Ekspress-1000H[1] |
Manufacturer | ISS Reshetnev (bus) Alcatel Space (payload) |
Launch mass | 1,903 kg (4,195 lb) |
Power | 7.6 kW |
Start of mission | |
Launch date | 6 August 2012, 19:31:00 UTC |
Rocket | Proton-M / Briz-M |
Launch site | Baikonur, Site 81/24[3] |
Contractor | Khrunichev State Research and Production Space Center |
Entered service | Failed on orbit |
End of mission | |
Disposal | Decayed |
Decay date | 5 February 2021 |
Orbital parameters | |
Reference system | Geocentric orbit |
Regime | Geostationary orbit (planned) Medium Earth orbit (achieved) |
Longitude | 118° East (planned) [2] |
Perigee altitude | 266 km |
Apogee altitude | 5015 km |
Inclination | 49.9° |
Period | 100.0 minutes |
Transponders | |
Band | 48 transponders: 32 C-band 16 Ku-band |
Coverage area | Indonesia |
Telkom-3 is an Indonesian communications satellite which failed to reach its target orbit due to a launch failure on 6 August 2012. It was built by ISS Reshetnev for Indonesian telecommunications provider PT Telekomunikasi Indonesia. It was based on the Ekspress-1000H bus and had 32 C band transponders and 16 Ku-band transponders. It was due to be located in geosynchronous orbit at 118° East above the equator.[1][2] The satellite reentered the atmosphere and was destroyed on 5 February 2021.[4]
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