TRANSAT, 10457
Orbit data source: Space-Track
TRANSAT, 10457 is a payload satellite owned by USN NAVAIR (US) in LEO that was launched on Fri, 28 Oct 1977 UTC via an SCOUT D-1 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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10457 intel report (Beta)
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Identifier
Orbit
Country
USRelated business
Manufacturer
APL
Mission
Spacecraft
Bus & Motor
TRANSIT 5, Unknown motor
Mass
92 kg wet, 92 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: 2 days ago
TLE from 2 days ago
0 TRANSAT
1 10457U 77106A 26171.47535160 .00000064 00000-0 85660-4 0 9995
2 10457 89.6484 71.8114 0026025 10.8020 163.1481 13.48972023393015Epoch: 2026-06-20T11:24Z
TLE epoch observation values (Epoch: 2026-06-20T11:24:30.378Z)
Latitude
5.88388°
Longitude
171.95933°
Altitude
1,096.999 km
Speed
7.295 km/s
True Right ascension
16h 47m 06s
True Declination
5° 51' 02"
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
00:29:14
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
1,092.486 km
Perigee altitude
1,053.703 km
Semi-major axis
7,451.232 km
Eccentricity
0.0026
Inclination
89.6484°
RAAN
71.8114°
Arg. of periapsis
10.802°
True anomaly
163.23429°
Mean anomaly
163.1481°
Eccentric anomaly
163.19122°
Mean motion
3.37444 °/min
Orbital period
106.68 mins
BSTAR
0.00008566
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Other satellites on launch #106 in the year 1977 (1977-10-28 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.TRANSAT 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. |
|---|---|---|---|---|---|---|---|
| 7 mins | 2026-06-22 16:06:44.218Z | 103.752° ESE | 2026-06-22 16:09:44.218Z | 74.615° E | 16.044° | 2026-06-22 16:13:44.218Z | 35.972° NE |
| 11 mins | 2026-06-22 17:50:44.218Z | 185.005° SSW | 2026-06-22 17:55:44.218Z | 261.322° W | 44.055° | 2026-06-22 18:01:44.218Z | 354.276° N |
| 11 mins | 2026-06-23 05:01:44.218Z | 18.646° NNE | 2026-06-23 05:06:44.218Z | 96.553° ESE | 37.587° | 2026-06-23 05:12:44.218Z | 161.755° S |
| 9 mins | 2026-06-23 06:48:44.218Z | 328.374° NNW | 2026-06-23 06:52:44.218Z | 282.766° WNW | 23.778° | 2026-06-23 06:57:44.218Z | 232.618° WSW |
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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