TEMPSAT 1, 1512
Orbit data source: Space-Track
TEMPSAT 1, 1512 is a payload satellite owned by NRL (US) in LEO that was launched on Fri, 13 Aug 1965 UTC via a THOR ABLESTAR 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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1512 intel report (Beta)
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Identifier
Orbit
Country
USRelated business
Manufacturer
NRL
Mission
Operational spacecraft
Bus & Motor
NRL 14", Unknown motor
Mass
9 kg wet, 9 kg dry
Launch date (UTC)
Launch vehicle
Launch site
Object type
Shape & HBR
Unknown
Radar Cross Section
Medium (>0.1 m² and <1 m²)
Expand to show TLE details & historyLast TLE update: 13 hours ago
TLE from 13 hours ago
0 TEMPSAT 1
1 01512U 65065E 26170.62625917 .00000024 00000-0 31678-4 0 9990
2 01512 89.9987 212.5943 0067918 241.0022 243.4218 13.33594221960371Epoch: 2026-06-19T15:01Z
TLE epoch observation values (Epoch: 2026-06-19T15:01:48.792Z)
Latitude
56.36142°
Longitude
-100.71348°
Altitude
1,165.822 km
Speed
7.264 km/s
True Right ascension
02h 10m 22s
True Declination
56° 12' 40"
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
14:52:16
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
1,181.306 km
Perigee altitude
1,079.314 km
Semi-major axis
7,508.447 km
Eccentricity
0.00679
Inclination
89.9987°
RAAN
212.5943°
Arg. of periapsis
241.0022°
True anomaly
242.72841°
Mean anomaly
243.4218°
Eccentric anomaly
243.07484°
Mean motion
3.33594 °/min
Orbital period
107.92 mins
BSTAR
0.000031678
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Other satellites on launch #65 in the year 1965 (1965-08-13 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 1 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. |
|---|---|---|---|---|---|---|---|
| 8 mins | 2026-06-20 04:57:12.615Z | 248.463° W | 2026-06-20 05:01:12.615Z | 283.263° WNW | 15.569° | 2026-06-20 05:05:12.615Z | 318.431° NNW |
| 11 mins | 2026-06-20 14:26:12.615Z | 21.436° NNE | 2026-06-20 14:31:12.615Z | 84.616° E | 34.612° | 2026-06-20 14:37:12.615Z | 154.602° SSE |
| 10 mins | 2026-06-20 16:14:12.615Z | 335.465° NNW | 2026-06-20 16:19:12.615Z | 277.075° WNW | 27.518° | 2026-06-20 16:24:12.615Z | 226.95° WSW |
| 12 mins | 2026-06-21 02:32:12.615Z | 149.019° SSE | 2026-06-21 02:37:12.615Z | 87.481° E | 37.779° | 2026-06-21 02:44:12.615Z | 8.441° NNE |
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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