SATCOM 3, 11635
Orbit data source: Space-Track
SATCOM 3, 11635 is a payload satellite owned by RCA Americom (US) in HEO that was launched on Fri, 07 Dec 1979 UTC via a DELTA 3914 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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11635 intel report (Beta)
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Identifier
Orbit
Country
USRelated business
Manufacturer
RCA/East Windsor
Mission
Spacecraft
Bus & Motor
SATCOM, SVM-7
Mass
867 kg wet, 335 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: 9 hours ago
TLE from 9 hours ago
0 SATCOM 3
1 11635U 79101A 26168.77499412 -.00000105 00000-0 00000+0 0 9996
2 11635 8.7915 82.0871 4804849 107.2618 39.2285 1.82524462223983Epoch: 2026-06-17T18:35Z
TLE epoch observation values (Epoch: 2026-06-17T18:35:59.491Z)
Latitude
-3.04648°
Longitude
96.95284°
Altitude
15,929.071 km
Speed
4.652 km/s
True Right ascension
18h 47m 54s
True Declination
-3° 02' 26"
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
14:18:07
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
35,497.322 km
Perigee altitude
8,316.328 km
Semi-major axis
28,284.962 km
Eccentricity
0.48048
Inclination
8.7915°
RAAN
82.0871°
Arg. of periapsis
107.2618°
True anomaly
93.01894°
Mean anomaly
39.2285°
Eccentric anomaly
63.96463°
Mean motion
0.45626 °/min
Orbital period
789.03 mins
BSTAR
0
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Other satellites on launch #101 in the year 1979 (1979-12-07 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.SATCOM 3 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. |
|---|---|---|---|---|---|---|---|
| 737 mins | 2026-06-18 06:33:01.338Z | 246.997° WSW | 2026-06-18 16:55:01.338Z | 166.252° S | 30.954° | 2026-06-18 18:50:01.338Z | 109.395° ESE |
Co-orbital & Co-planar RSOs
Thresholds — Semi-major Axis: ±100 km, RAAN: ±3°, Inclination: ±5°
TCA is derived from TLE conjunctions
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CAUTION: Conjunctions in this section are generated from low-fidelity TLE screenings
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