Ariane 5 ECA | Hellas Sat 3 (Inmarsat S EAN) & GSAT-17

mission

Name

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

Type

Communications

Target orbit

Geostationary Transfer Orbit (GTO)

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.

schedule

NET (no earlier than)

Jun 28, 2017, 21:15 UTC

Window opens

Jun 28, 2017, 20:59 UTC

Window closes

Jun 28, 2017, 22:16 UTC

Last updated

Jun 14, 2023, 04:01 UTC

vehicle & provider

Rocket

Ariane 5 ECA

Family

Ariane

Variant

ECA

Provider

Arianespace

Type

Commercial

Country

FRA

webcasts

• Arianespace Flight VA238 / Hellas Sat 3-Inmarsat S EAN and GSAT-17
• VA238 - 06/28/2017
• Arianespace Vol VA238 / Hellas Sat 3-Inmarsat S EAN et GSAT-17 (VF)
• Flight VA238 – Hellas Sat 3-Inmarsat S EAN / GSAT-17 | Ariane 5 Launch | Arianespace
• Inmarsat S EAN Satellite Launch
• Flight VA238 | Ariane 5 Best of Liftoff | Arianespace