INTELSAT 4A-F6, 10778
Orbit data source: Space-Track
INTELSAT 4A-F6, 10778 is a payload satellite owned by INTELSAT (US) in GEO that was launched on Fri, 31 Mar 1978 UTC via an ATLAS SLV-3D CENTAUR 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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10778 intel report (Beta)
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Identifier
Orbit
Country
Unknown / ITSORelated business
Manufacturer
Hughes
Mission
Non-operational spacecraft
Bus & Motor
HS-353, SVM-4A
Mass
1,480 kg wet, ~630 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: 11 hours ago
TLE from 11 hours ago
0 INTELSAT 4A-F6
1 10778U 78035A 26052.59030243 -.00000286 00000-0 00000+0 0 9993
2 10778 8.9927 312.4409 0009001 318.1902 231.8112 1.00298206121007Epoch: 2026-02-21T14:10Z
TLE epoch observation values (Epoch: 2026-02-21T14:10:02.129Z)
Latitude
-1.54092°
Longitude
138.25668°
Altitude
35,802.434 km
Speed
3.073 km/s
True Right ascension
09h 29m 06s
True Declination
-1° 32' 22"
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
03:50:46
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
35,818.169 km
Perigee altitude
35,742.275 km
Semi-major axis
42,158.359 km
Eccentricity
0.0009
Inclination
8.9927°
RAAN
312.4409°
Arg. of periapsis
318.1902°
True anomaly
231.73019°
Mean anomaly
231.8112°
Eccentric anomaly
231.77069°
Mean motion
0.25074 °/min
Orbital period
1,435.77 mins
BSTAR
0
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Other satellites on launch #35 in the year 1978 (1978-03-31 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 4A-F6 Visibility
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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. |
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| INTELSAT 4A-F6 is likely not visible in the next few days. |
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10778 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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Click to sort rows by Secondary header in ascending order | Click to sort rows by Secondary name header in ascending order | Click to sort rows by Country header in ascending order | Click to sort rows by Owner header in ascending order | Click to sort rows by Obj. Type header in ascending order | Click to sort rows by Miss dist. header in ascending order | Click to sort rows by Rel. speed header in ascending order | Click to sort rows by Apr. angle header in ascending order | Click to sort rows by TCA header in descending order |
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