GGSE 4, 2828
Orbit data source: Space-Track
GGSE 4, 2828 is an American payload satellite in LEO that was launched on Wed, 31 May 1967 UTC via a THOR SLV-2 AGENA D launch vehicle from the Air Force Western Test Range (AFWTR). 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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2828 intel report (Beta)
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Identifier
Orbit
Country
USRelated business
Manufacturer
NRL
Mission
Spacecraft
Bus & Motor
NRL MULTI, Unknown motor
Mass
85 kg wet, 85 kg dry
Launch date (UTC)
Launch vehicle
Launch site
Object type
Shape & HBR
ELL + 2 ANT, 1.1 m
Radar Cross Section
Medium (>0.1 m² and <1 m²)
Expand to show TLE details & historyLast TLE update: 9 hours ago
TLE from 9 hours ago
0 GGSE 4
1 2828U 67053C 26306.81009529 .00000013 00000-0 46444-4 0 9992
2 2828 69.9685 125.1327 0008943 331.1519 28.9092 13.98110395 27530Epoch: 2026-11-02T19:26Z
TLE epoch observation values (Epoch: 2026-11-02T19:26:32.233Z)
Latitude
0°
Longitude
151.41662°
Altitude
896.961 km
Speed
7.407 km/s
True Right ascension
08h 20m 31s
True Declination
0° 00' 00"
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
00:42:22
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
904.898 km
Perigee altitude
891.883 km
Semi-major axis
7,276.527 km
Eccentricity
0.00089
Inclination
69.9685°
RAAN
125.1327°
Arg. of periapsis
331.1519°
True anomaly
28.95879°
Mean anomaly
28.9092°
Eccentric anomaly
28.93399°
Mean motion
3.49669 °/min
Orbital period
102.95 mins
BSTAR
0.000046444
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Other satellites on launch #53 in the year 1967 (1967-05-31 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.GGSE 4 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. |
|---|---|---|---|---|---|---|---|
| 10 mins | 2026-11-03 12:42:58.107Z | 171.725° S | 2026-11-03 12:47:58.107Z | 110.738° ESE | 38.615° | 2026-11-03 12:52:58.107Z | 42.608° NE |
| 9 mins | 2026-11-03 14:29:58.107Z | 251.232° W | 2026-11-03 14:33:58.107Z | 310.439° NW | 32.381° | 2026-11-03 14:38:58.107Z | 7.223° NNE |
| 7 mins | 2026-11-03 21:45:58.107Z | 14.331° NNE | 2026-11-03 21:48:58.107Z | 54.581° ENE | 24.483° | 2026-11-03 21:52:58.107Z | 101.491° ESE |
| 10 mins | 2026-11-03 23:29:58.107Z | 323.784° NNW | 2026-11-03 23:34:58.107Z | 237.609° WSW | 54.779° | 2026-11-03 23:39:58.107Z | 175.767° S |
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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