Khrunichev State Research and Production Space CenterProton K/DM-281/23 (81L), Baikonur Cosmodrome, Republic of Kazakhstan
INMARSAT III F-2
Launched
September 6, 1996
Summary
INMARSAT III F-2 launched on a Khrunichev State Research and Production Space Center Proton K/DM-2 from 81/23 (81L), Baikonur Cosmodrome, Republic of Kazakhstan on September 6, 1996. It was Khrunichev State Research and Production Space Center's 40th launch, 6th this year and humanity's 4,098th orbital launch attempt. It was the 89th Proton K/DM-2 flight and the 4th this year. The payload was bound for Geostationary Orbit (Direct-GEO). INMARSAT III F-2, one of 4 catalogued objects, reached a 36,267 × 36,319 km orbit inclined 2.5°. 4 objects from this launch are catalogued, one of them a payload.
- Watch
- No webcast on record.
- Vehicle
- Proton K/DM-2 · Khrunichev State Research and Production Space Center
- Booster
- No booster details on record.
- Mission
- Communications · Geostationary Orbit (Direct-GEO)
- Milestone
- 89th Proton K/DM-2 flight · 4th this yearKhrunichev State Research and Production Space Center's 40th launch6th this yearhumanity's 4,098th orbital launch attempt57th orbital launch attempt this year
Flight preview
Orbit: as tracked
INMARSAT III F-2 · NORAD 24307 · 1996-053 · Space-Track · tracking 1 of 4 objects
Show the numbers for orbit elements
- Object
- INMARSAT 3-F2
- Object ID
- 1996-053A
- Epoch
- 1996-09-06 14:11:52 UTC
- Mean motion
- 0.98516716 rev/day
- Eccentricity
- 0.0006172
- Inclination
- 2.495°
- Ascending node
- 289.8462°
- Arg. of perigee
- 296.2745°
- Mean anomaly
- 63.4538°
- 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
4 catalogued: 1 payload, 2 rocket stages, 1 component; 1 still in orbit
- INMARSAT III F-2 · NORAD 24307
Proton-K 375-01 Stage 3 · re-entered September 16, 1996
Blok DM1 No. 1L · in orbit
Data from J. McDowell, planet4589.org
About this launch
Launched in 1996-8, the Inmarsat-3s were built by Lockheed Martin Astro Space (now Lockheed Martin Missiles & Space) of the USA, responsible for the basic spacecraft, and the European Matra Marconi Space (now Astrium), which developed the communications payload.
Pad

81/23 (81L), Baikonur Cosmodrome, Republic of Kazakhstan
71st launch from 81/23 (81L), 3rd this year · 1,080th from Baikonur Cosmodrome, Republic of Kazakhstan
104 launches from this pad · 1,565 from Baikonur Cosmodrome, Republic of Kazakhstan
136 days after the previous launch from this pad
All launches from Baikonur Cosmodrome, Republic of KazakhstanOpen in maps
Questions
When did INMARSAT III F-2 launch?
INMARSAT III F-2 launched on September 6, 1996. The time is known to the hour, not the minute.
Where can I watch INMARSAT III F-2?
No webcast is on record for this launch.
What rocket launched INMARSAT III F-2?
Proton K/DM-2, flown by Khrunichev State Research and Production Space Center. Proton K/DM-2 spec sheet
Where did INMARSAT III F-2 launch from?
81/23 (81L), Baikonur Cosmodrome, Republic of Kazakhstan.
What orbit did INMARSAT III F-2 reach?
INMARSAT III F-2, one of 4 catalogued objects, reached a 36,267 × 36,319 km orbit inclined 2.5°.
How many satellites did INMARSAT III F-2 launch?
1 payload from this launch is catalogued (Data from J. McDowell, planet4589.org).
![[AUTO] Proton - image](/media?u=https%3A%2F%2Fthespacedevs-prod.nyc3.digitaloceanspaces.com%2Fmedia%2Fimages%2Fproton_image_20231231095535.jpg&w=1600)