ArianespaceAriane 5 ECAAriane Launch Area 3, Guiana Space Centre, French Guiana
Saudi Geostationary Satellite 1/Hellas Sat 4 & GSAT-31
Launched
February 5, 2019 · 21:01 UTC
Image: ESA/CNES/Arianespace/Optique vidéo du CSG
Summary
Saudi Geostationary Satellite 1/Hellas Sat 4 & GSAT-31 launched on an Arianespace Ariane 5 ECA from Ariane Launch Area 3, Guiana Space Centre, French Guiana on February 5, 2019 at 21:01 UTC. It was Arianespace's 274th launch, 1st this year and humanity's 5,829th orbital launch attempt. It was the 70th Ariane 5 ECA flight and the 1st this year. The payload was bound for Geostationary Transfer Orbit (GTO). SGS-1, one of 4 catalogued objects, reached a 255 × 35,781 km orbit inclined 3.0°. 4 objects from this launch are catalogued, 2 of them payloads.
- Watch
- VA247 - Décollage d'Ariane 5 le 05/02/2019Centre spatial guyanais
- [Direct] Décollage d'Ariane 5 VA247CNES
- [Live] Ariane 5 launch VA247CNES
- Vehicle
- Ariane 5 ECA · Arianespace
- Booster
- No booster details on record.
- Mission
- Communications · Geostationary Transfer Orbit (GTO)
- Milestone
- 70th Ariane 5 ECA flight · 1st this yearArianespace's 274th launch1st this yearhumanity's 5,829th orbital launch attempt9th orbital launch attempt this year
Webcast
Flight preview
Orbit: as tracked
SGS-1 · NORAD 44034 · 2019-007 · Space-Track · tracking 1 of 4 objects
Show the numbers for orbit elements
- Object
- TBA - TO BE ASSIGNED
- Object ID
- 2019-007A
- Epoch
- 2019-02-06 00:10:11 UTC
- Mean motion
- 2.27930226 rev/day
- Eccentricity
- 0.7283136
- Inclination
- 3.0114°
- Ascending node
- 276.5029°
- Arg. of perigee
- 177.5752°
- Mean anomaly
- 97.291°
- Element set
- 999
- Rev at epoch
- 0
- B*
- 0
Perigee, apogee and period are Kepler figures from the catalogued mean elements, not a propagated state. Published orbit: GTO. Ascent drawn from padside's representative profile.
Catalogued objects
4 catalogued: 2 payloads, 1 rocket stage, 1 component; 3 still in orbit
- SGS-1 · NORAD 44034 · in orbit
- GSAT-31 · NORAD 44035 · in orbit
Ariane 5 L5106 ESC-A · re-entered August 15, 2024
Data from J. McDowell, planet4589.org
About this launch
Hellas Sat 4/SaudiGeoSat 1 is a geostationary communications satellite to be used jointly by Hellas Sat and KACST. It will provide advanced telecommunications capabilities, including television, internet, telephone and secure military communications to customers in the Middle East, Africa and Europe. Another passenger of the launch is an Indian communications satellite GSAT-31.
Pad

Ariane Launch Area 3, Guiana Space Centre, French Guiana
104th launch from Ariane Launch Area 3, 1st this year · 289th from Guiana Space Centre, French Guiana
Local pad time at liftoff: Feb 5, 6:01 PM GMT-3, in daylight
118 launches from this pad · 336 from Guiana Space Centre, French Guiana
63 days after the previous launch from this pad
All launches from Guiana Space Centre, French GuianaOpen in maps
Questions
When did Saudi Geostationary Satellite 1/Hellas Sat 4 & GSAT-31 launch?
Saudi Geostationary Satellite 1/Hellas Sat 4 & GSAT-31 launched on February 5, 2019 at 21:01 UTC.
Where can I watch Saudi Geostationary Satellite 1/Hellas Sat 4 & GSAT-31?
Coverage: VA247 - Décollage d'Ariane 5 le 05/02/2019; [Direct] Décollage d'Ariane 5 VA247; [Live] Ariane 5 launch VA247. Watch the replay
What rocket launched Saudi Geostationary Satellite 1/Hellas Sat 4 & GSAT-31?
Ariane 5 ECA, flown by Arianespace. Ariane 5 ECA spec sheet
Where did Saudi Geostationary Satellite 1/Hellas Sat 4 & GSAT-31 launch from?
Ariane Launch Area 3, Guiana Space Centre, French Guiana. Liftoff was Feb 5, 6:01 PM GMT-3 local time at the pad.
What orbit did Saudi Geostationary Satellite 1/Hellas Sat 4 & GSAT-31 reach?
SGS-1, one of 4 catalogued objects, reached a 255 × 35,781 km orbit inclined 3.0°.
How many satellites did Saudi Geostationary Satellite 1/Hellas Sat 4 & GSAT-31 launch?
2 payloads from this launch are catalogued, 2 of them still in orbit (Data from J. McDowell, planet4589.org).
