| Mission type | Communications |
|---|---|
| Operator | Telkom Indonesia |
| COSPAR ID | 2017-007A |
| SATCATno. | 41944 |
| Website | https://www.telkom.co.id/sites |
| Mission duration | 16 years (planned) 8 years and 20 days(in progress) |
| Spacecraft properties | |
| Spacecraft | Telkom-3S |
| Spacecraft type | Spacebus |
| Bus | Spacebus-4000B2 |
| Manufacturer | Thales Alenia Space |
| Launch mass | 3,550 kg (7,830 lb) |
| Dimensions | 1.8 m x 2.95 m x 2.86 m |
| Power | 6.4kW |
| Start of mission | |
| Launch date | 14 February 2017, 21:39UTC |
| Rocket | Ariane 5ECA (VA235) |
| Launch site | Centre Spatial Guyanais, Kourou,ELA-3 |
| Contractor | Arianespace |
| Entered service | 17 April 2017 |
| Orbital parameters | |
| Reference system | Geocentric orbit[1] |
| Regime | Geostationary orbit |
| Longitude | 118° East |
| Transponders | |
| Band | 42transponders: 24C-Band 8Extended C-Band 10Ku-Band |
| Coverage area | Indonesia,Southeast Asia,Malaysia |
Telkom-3S is an Indonesian geostationarycommunications satellite built as a replacement ofTelkom-3 that was lost due to a launch failure on 6 August 2012.[2] Telkom-3S was successfully launched on 14 February 2017, at 21:39UTC[3] and commissioned into service on 17 April 2017.[4]
Telkom-3S is fitted with 24C-Bandtransponders, 8extended C-Band transponders and 10Ku-Band transponders. The C-band payload will coverIndonesia andSoutheast Asia, while the extended C-band payload will cover both Indonesia and part ofMalaysia. The Ku-band payload will specifically cover Indonesia. Telkom-3S will provide high-definition television (HDTV) services along with mobile communications and internet applications.
