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Launch detail

Zenit | INMARSAT 4 F2

Name: Zenit | INMARSAT 4 F2
Start: 2005-11-08T14:06:59.000Z
End: 2005-11-08T14:06:59.000Z
Location: Launch Platform Odyssey

Sea Launch • Zenit 3SL • Launch Platform Odyssey (NA)

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SuccessROUTINE

INMARSAT 4 F2

Sea Launch • Zenit 3SL • Launch Platform Odyssey

T- countdown

Inmarsat-4 is the fourth generation of satellites for the London-based global mobile satellite communications operator Inmarsat.

Rocket profile

Zenit 3SL

Variant: 3SL

Length: 4.6 m

Diameter: 0.42 m

Reusable: No

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Vehicle timeline

Zenit 3SL launches across time.

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Launch info

Provider

Sea Launch

Vehicle

Zenit 3SL

Pad

Launch Platform Odyssey (Launch Platform Odyssey)

State

NET

2005-11-08T14:06:59+00:00

Window start

2005-11-08T14:06:59+00:00

Window end

2005-11-08T14:06:59+00:00

Orbit

Geostationary Orbit

Mission type

Communications

Launch site

Sea Launch

Reusable

Pad satellite view

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Satellite preview

Launch Platform Odyssey

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Sea Launch0.00000, -154.00000Provider map

INMARSAT 4 F2

Inmarsat-4 is the fourth generation of satellites for the London-based global mobile satellite communications operator Inmarsat.

Rocket

Zenit 3SL

Manufacturer: Sea Launch

Maiden flight

1999-03-28

Links & sources

Pad satellite mapSatellite

Service provider

Sea Launch

Provider news

Commercial • RUS

Objects from this launch

2 objects

SATCAT inventory for 2005-044

Last checked: 2026-03-13T00:11:00.747+00:00

Last success: 2026-03-13T00:11:00.747+00:00

Last non-empty: 2026-03-13T00:11:00.747+00:00

Latest snapshot: 2026-03-13T00:11:00.747+00:00

Snapshot hash: a8011ff2cae3b720494268df62b0de6ca06da31632094f1eb315c3dd0434b9c6

LL2 payloads: 0SATCAT payloads: 1Delta: +1RB: 1DEB: 0UNK: 0

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SATCAT payload objects

INMARSAT 4-F2
2005-044ANORAD 28899PAYIMOps: +
Technical details
Orbit type: ORBOrbit center: EALaunch site: SEALPeriod: 1436.10 minRCS: 4.467 m²
Inc: 5.0°
35775 km → 35798 km

SATCAT non-payload objects

BLOCK DM-SL R/B
2005-044BNORAD 28900RBSEAL
Technical details
Orbit type: ORBOrbit center: EALaunch site: SEALPeriod: 535.72 minRCS: 18.490 m²
Inc: 2.7°
266 km → 30678 km

Change log

Launch update history

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Summary

Details

Update 1

NET updated

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Update 2

Status changed

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Update 3

Window refined

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Launch story

Mission stats

Provider, rocket, pad, and booster history tied to this launch.

2026 snapshot

Provider legacy

Sea Launch

Lifetime launches

4 in 2026

Sea Launch has 18 launches on record, with 4 in 2026.

Rocket track record

Zenit 3SL

Successful missions

0 in 2026

Zenit 3SL has 33 successful missions on record, with 0 in 2026.

Pad history

Launch Platform Odyssey

Pad launches

4 in 2026

Launch Platform Odyssey has 18 launches from this pad on record, with 4 in 2026.

Rocket reliability

92% all time

2026: no completed missions yet

Pad turnaround

138d

Reported pad reuse cadence.

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