TEMPSAT 2, 4168
Orbit data source: Space-Track
TEMPSAT 2, 4168 is a payload satellite owned by NRL (US) in LEO that was launched on Tue, 30 Sep 1969 UTC via a THORAD SLV-2G 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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4168 intel report (Beta)
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Identifier
Orbit
Country
USRelated business
Manufacturer
NRL
Mission
Spacecraft
Bus & Motor
NRL 14"?, Unknown motor
Mass
14 kg wet, 14 kg dry
Launch date (UTC)
Launch vehicle
Launch site
Object type
Shape & HBR
Unknown
Radar Cross Section
Small (<0.1 m²)
Expand to show TLE details & historyLast TLE update: 16 hours ago
TLE from 16 hours ago
0 TEMPSAT 2
1 04168U 69082H 26093.69378261 .00000062 00000-0 83693-4 0 9997
2 04168 70.0126 257.1400 0021928 228.2233 131.6999 13.96002897877690Epoch: 2026-04-03T16:39Z
TLE epoch observation values (Epoch: 2026-04-03T16:39:02.817Z)
Latitude
-0.00006°
Longitude
175.354°
Altitude
920.631 km
Speed
7.386 km/s
True Right ascension
17h 08m 33s
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
14:27:25
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
921.683 km
Perigee altitude
889.739 km
Semi-major axis
7,283.848 km
Eccentricity
0.00219
Inclination
70.0126°
RAAN
257.14°
Arg. of periapsis
228.2233°
True anomaly
131.88717°
Mean anomaly
131.6999°
Eccentric anomaly
131.79357°
Mean motion
3.49142 °/min
Orbital period
103.11 mins
BSTAR
0.000083693
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Other satellites on launch #82 in the year 1969 (1969-09-30 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.TEMPSAT 2 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. |
|---|---|---|---|---|---|---|---|
| 11 mins | 2026-04-04 11:40:10.627Z | 178.97° S | 2026-04-04 11:45:10.627Z | 122.404° SE | 35.93° | 2026-04-04 11:51:10.627Z | 36.685° NE |
| 8 mins | 2026-04-04 13:28:10.627Z | 260.583° W | 2026-04-04 13:31:10.627Z | 300.54° NW | 25.233° | 2026-04-04 13:36:10.627Z | 1.648° NNE |
| 8 mins | 2026-04-04 20:44:10.627Z | 9.081° NNE | 2026-04-04 20:47:10.627Z | 50.823° ENE | 25.791° | 2026-04-04 20:52:10.627Z | 111.84° ESE |
| 9 mins | 2026-04-04 22:29:10.627Z | 316.033° NNW | 2026-04-04 22:33:10.627Z | 252.214° W | 35.206° | 2026-04-04 22:38:10.627Z | 184.17° SSW |
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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