ARIANESPACE

Ariane 44P | ST-1

SUCCESS Ariane 44P →
Aug 25, 1998 at 23:07 UTC
Geostationary Orbit Communications Guiana Space Centre, French Guiana 100% success
Initializing Launch Globe…
Live Orbit
Fullscreen
Mission Control3D trajectory · Live telemetry · AI narrator · Booster tracking
PADAriane Launch Area 2
SITEGuiana Space Centre, French Guiana →
ORBITGeostationary Orbit
TYPECommunications

Jointly owned by Singapore Telecom (SingTel) and Chunghwa Telecom of Taiwan, the ST 1 satellite system provides telecommunications and direct-to-home broadcast services to most of Asia, up to 16 high-power Ku-band transponders over India, south-east Asia and Taiwan, and 14 C-band transponders for coverage from western India and Pakistan to Borneo, the Philippines and south-eastern China. The ST 1 satellite was launched in August 1998. Two ground control stations are located in Seletar (Singapore) and Taipei (Taiwan).

VEHICLE
Ariane 44P
MISSION
ST-1
MISSION TYPE
Communications
TARGET ORBIT
Geostationary Orbit
LAUNCH PAD
Ariane Launch Area 2
COUNTRY
FRA
CONFIRMEDPrecision: Minute
LAUNCH LIBRARY 2 PRIMARY
API ID: 6134a92a-8331-4138-bb13-fae8678b0bbb
Reported date: Aug 25, 1998 at 23:07 UTC
Last synced: 6 minutes ago
This launch date and time are confirmed by the launch provider. Countdown is active.
Loading weather…
Select a location to check if this launch is visible from where you are
MANUFACTURER
Aérospatiale
VARIANT
44P
FLIGHTS
15
SUCCESSES
15
SUCCESS RATE
100%

The Ariane 4 was an expendable space launch system, developed by the Centre national d'études spatiales (CNES), the French space agency, for the European Space Agency (ESA). It was manufactured by ArianeGroup and marketed by Arianespace. Since its first flight on 15 June 1988 until the final flight on 15 February 2003, it attained 113 successful launches out of 116 total launches.

When is the Ariane 44P | ST-1 launch?
The Ariane 44P | ST-1 is scheduled for Tuesday, August 25, 1998 at 11:07 PM UTC. This is the NET (No Earlier Than) time and may be subject to change. Current status: SUCCESS.
What rocket is being used for ST-1?
The Ariane 44P | ST-1 mission uses the Ariane 44P rocket, manufactured by Aérospatiale. The Ariane 44P has flown 15 times with a 100% success rate.
Where is the Ariane 44P | ST-1 launching from?
The launch takes place from Ariane Launch Area 2 at Guiana Space Centre, French Guiana.
What orbit is ST-1 going to?
The ST-1 mission is targeting Geostationary Orbit.
Who is launching ST-1?
The Ariane 44P | ST-1 is operated by Arianespace.
Can I watch the Ariane 44P | ST-1 launch live?
Yes. Visit the launch detail page on Space Launch Live for embedded YouTube webcasts, replay videos, and links to live coverage from SpaceX, NASA, NASASpaceflight, and other channels.
Mar 29, 2026 01:16 UTC
Launch added to tracker
Imported from Launch Library 2 API
Mar 29, 2026 01:16 UTC
Launch date set: Aug 25, 1998 at 23:07 UTC
NET (No Earlier Than) confirmed by Arianespace
Mar 29, 2026 01:16 UTC
Launch completed successfully
Updated via Launch Library 2
Last data sync: 6 minutes ago
Launch Library 26 minutes ago
Launch ID: 6134a92a-8331-4138-bb13-fae8678b0bbb
Open-Meteo Weather21 hours ago
Pad weather at 5.23, -52.78

Mission Profile

ST-1 was a Ariane 44P mission operated by Arianespace that lifted off from Ariane Launch Area 2, Guiana Space Centre, French Guiana on August 25, 1998. The flight carried its payload on a communications mission to Geostationary Orbit. The launch was a success.