Sea LaunchZenit 3SLLaunch Platform Odyssey, Sea Launch
INMARSAT 4 F2
Launched
November 8, 2005
Summary
INMARSAT 4 F2 launched on a Sea Launch Zenit 3SL from Launch Platform Odyssey, Sea Launch on November 8, 2005. It was Sea Launch's 18th launch, 4th this year and humanity's 4,742nd orbital launch attempt. It was the 18th Zenit 3SL flight and the 4th this year. The payload was bound for Geostationary Orbit (Direct-GEO). INMARSAT 4 F2, one of 2 catalogued objects, reached a 329 × 35,811 km orbit inclined 3.0°. 2 objects from this launch are catalogued, one of them a payload.
- Watch
- No webcast on record.
- Vehicle
- Zenit 3SL · Sea Launch
- Booster
- No booster details on record.
- Mission
- Communications · Geostationary Orbit (Direct-GEO)
- Milestone
- 18th Zenit 3SL flight · 4th this yearSea Launch's 18th launch4th this yearhumanity's 4,742nd orbital launch attempt48th orbital launch attempt this year
Flight preview
Orbit: as tracked
INMARSAT 4 F2 · NORAD 28899 · 2005-044 · Space-Track · tracking 1 of 2 objects
Show the numbers for orbit elements
- Object
- TBA - TO BE ASSIGNED
- Object ID
- 2005-044A
- Epoch
- 2005-11-08 14:53:29 UTC
- Mean motion
- 2.27205166 rev/day
- Eccentricity
- 0.725858
- Inclination
- 3.0201°
- Ascending node
- 291.1372°
- Arg. of perigee
- 89.1°
- Mean anomaly
- 345.5102°
- 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: Direct-GEO. Ascent drawn from padside's representative profile.
Catalogued objects
2 catalogued: 1 payload, 1 rocket stage; 2 still in orbit
- INMARSAT 4 F2 · NORAD 28899 · in orbit
Blok DM-SL No. 20L · in orbit
Data from J. McDowell, planet4589.org
About this launch
Inmarsat-4 is the fourth generation of satellites for the London-based global mobile satellite communications operator Inmarsat.
Pad

Launch Platform Odyssey, Sea Launch
18th launch from Launch Platform Odyssey, 4th this year · 20th from Sea Launch
36 launches from this pad · 40 from Sea Launch
138 days after the previous launch from this pad
Questions
When did INMARSAT 4 F2 launch?
INMARSAT 4 F2 launched on November 8, 2005. The time is known to the hour, not the minute.
Where can I watch INMARSAT 4 F2?
No webcast is on record for this launch.
What rocket launched INMARSAT 4 F2?
Zenit 3SL, flown by Sea Launch. Zenit 3SL spec sheet
Where did INMARSAT 4 F2 launch from?
Launch Platform Odyssey, Sea Launch.
What orbit did INMARSAT 4 F2 reach?
INMARSAT 4 F2, one of 2 catalogued objects, reached a 329 × 35,811 km orbit inclined 3.0°.
How many satellites did INMARSAT 4 F2 launch?
1 payload from this launch is catalogued, still in orbit (Data from J. McDowell, planet4589.org).