INTELSAT 2-F2, 2639
Orbit data source: Space-Track
INTELSAT 2-F2, 2639 is a payload satellite owned by INTELSAT (US) in GEO that was launched on Wed, 11 Jan 1967 UTC via a THOR DELTA E1 launch vehicle from the Air Force Eastern Test Range (AFETR). Payload-class satellites include a variety of spacecraft equipped with specific instruments for various scientific and technological missions. These include communications satellites like Starlink; space stations such as the ISS; scientific satellites like the Hubble; Earth observation satellites from companies like Planet Labs, Umbra, and HawkEye 360; GPS; miniature CubeSats for education and research; and military/defense satellites.
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2639 intel report (Beta)
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Identifier
Orbit
Country
US / ITSORelated business
Manufacturer
Hughes
Mission
Non-operational spacecraft
Bus & Motor
HS-303, SVM-1
Mass
163 kg wet, ~65 kg dry
Launch date (UTC)
Launch vehicle
Launch site
Object type
Shape & HBR
Unknown
Radar Cross Section
Large (>1 m²)
Expand to show TLE details & historyLast TLE update: 15 hours ago
TLE from 15 hours ago
0 INTELSAT 2-F2
1 2639U 67001A 26129.31920722 -.00000266 00000-0 00000+0 0 9994
2 2639 3.1551 77.6194 0006078 213.3824 6.5488 1.00197167118851Epoch: 2026-05-09T07:39Z
TLE epoch observation values (Epoch: 2026-05-09T07:39:39.503Z)
Latitude
-2.02267°
Longitude
-44.54192°
Altitude
35,781.906 km
Speed
3.076 km/s
True Right ascension
19h 50m 02s
True Declination
-2° 01' 14"
Sunlit
Visualization orbit readout
Latitude
Unknown
Longitude
Unknown
Altitude
Unknown
Speed
Unknown
Apparent Right ascension
Unknown
Apparent Declination
Unknown
Sunlit
Visualization observer readout
Local Sidereal Time
06:57:49
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
35,834.232 km
Perigee altitude
35,782.95 km
Semi-major axis
42,186.728 km
Eccentricity
0.00061
Inclination
3.1551°
RAAN
77.6194°
Arg. of periapsis
213.3824°
True anomaly
6.55675°
Mean anomaly
6.5488°
Eccentric anomaly
6.55277°
Mean motion
0.25048 °/min
Orbital period
1,437.22 mins
BSTAR
0
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Other satellites on launch #1 in the year 1967 (1967-01-11 UTC)
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You can import UDL-sourced sensor .json files into the Sandbox to generate a visibility chart that accounts for multi-vendor sensor geometry.INTELSAT 2-F2 Visibility forecast
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Span | Click to sort rows by Start time (UTC) header in descending order | Start Az. | Max El. time (UTC) | Max El. Az. | Max El. | End time (UTC) | End Az. |
|---|---|---|---|---|---|---|---|
| 1440 mins | 2026-05-09 22:47:15.410Z | 107.546° ESE | 2026-05-10 22:47:15.410Z | 107.746° ESE | 15.678° | 2026-05-10 22:47:15.410Z | 107.746° ESE |
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2639 neighbors
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Co-orbital & Co-planar RSOs
Thresholds — Semi-major Axis: ±100 km, RAAN: ±3°, Inclination: ±5°
TCA is derived from TLE conjunctions
Click to sort rows by RSO header in ascending order | Click to sort rows by Country header in ascending order | Click to sort rows by Type header in ascending order | Click to sort rows by Inclination Δ header in ascending order | Click to sort rows by RAAN Δ header in ascending order | Click to sort rows by Coplanar Angle header in ascending order | Click to sort rows by SMA Δ header in ascending order | Click to sort rows by Orbital period header in ascending order | Click to sort rows by <5km Md TCA header in descending order |
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CAUTION: Conjunctions in this section are generated from low-fidelity TLE screenings
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