Hellas Sat 3 (Inmarsat S EAN) & GSAT-17

Mission

HellasSat-3 (Inmarsat S EAN) & GSAT-17

• Type: Communications
• Orbit: Geostationary Transfer Orbit

Hellas-Sat 3 is a powerful telecommunications condominium satellite for Inmarsat and Hellas-Sat. The satellite will provide Mobile Satellite Services (MSS), Fixed Satellite Services (FSS) and Broadcast Satellite Services (BSS). It is equipped with Ka/S-band payload, 47 Ku-band transponders, 1 Ka-band transponder. Weighing 5900 kg at launch, the satellite is to reside in geostationary orbit in an orbital position 39° East, where it is expected to operate for about 15 years. GSAT-17 is a communication satellite with a lift off mass of 3425 kg and 6 KW power generation capacity. The satellite’s commercial transponders include Ku-band, Normal C-band and Extended C-band transponders. It additionally carries a dedicated transponder for data relay (DRT) and search-and-rescue (SAR) services.

Location

Ariane Launch Area 3

Guiana Space Centre, French Guiana

Ariane Launch Area 3 has witnessed the launch of 118 rockets, including 118 orbital launch attempts, while Guiana Space Centre, French Guiana, has been the site for 320 rocket launches.

Rocket

ArianeGroup Ariane 5 ECA

Ariane 5 is a heavy-lift launch vehicle, part of the Ariane rocket family.

Agency

Arianespace

Arianespace SA is a multinational company founded in 1980 as the world’s first commercial launch service provider. It undertakes the production, operation, and marketing of the Ariane programme. Their vehicles launch exclusively from French Guiana in South America.