USA 271, 41745
Orbit data source: Space-Track
USA 271, 41745 is a payload satellite owned by USAF AFSPC (US) in GEO that was launched on Fri, 19 Aug 2016 UTC via a DELTA 4M+(4,2) 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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41745 intel report (Beta)
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Identifier
Orbit
Country
USRelated business
Manufacturer
OATK SSG
Mission
Operational Defense Classified
Bus & Motor
GEOSTAR-1, AOCS
Mass
500 kg wet, 500 kg dry
Launch date (UTC)
Launch vehicle
Launch site
Object type
Shape & HBR
Box + 2 Pan, 2.5 m
Radar Cross Section
7.621 m²
Expand to show TLE details & historyLast TLE update: 2 days ago
TLE from 2 days ago
0 USA 271
1 41745U 16052B 26275.93716336 -.00000248 00000-0 00000+0 0 9999
2 41745 4.4417 75.8387 0003150 176.4425 65.9414 0.99064166 28997Epoch: 2026-10-02T22:29Z
TLE epoch observation values (Epoch: 2026-10-02T22:29:30.914Z)
Latitude
-3.92203°
Longitude
-30.86831°
Altitude
36,123.267 km
Speed
3.063 km/s
True Right ascension
21h 12m 38s
True Declination
-3° 55' 05"
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
08:01:21
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
36,143.012 km
Perigee altitude
36,116.232 km
Semi-major axis
42,507.759 km
Eccentricity
0.00032
Inclination
4.4417°
RAAN
75.8387°
Arg. of periapsis
176.4425°
True anomaly
65.97437°
Mean anomaly
65.9414°
Eccentric anomaly
65.95788°
Mean motion
0.24765 °/min
Orbital period
1,453.66 mins
BSTAR
0
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Other satellites on launch #52 in the year 2016 (2016-08-19 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.USA 271 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. |
|---|---|---|---|---|---|---|---|
| 226 mins | 2026-10-04 14:08:42.349Z | 101.859° ESE | 2026-10-04 14:08:42.349Z | 101.859° ESE | 11.649° | 2026-10-04 17:54:42.349Z | 104.838° ESE |
| 506 mins | 2026-10-05 05:42:42.349Z | 108.119° ESE | 2026-10-05 13:28:42.349Z | 104.685° ESE | 15.131° | 2026-10-05 14:08:42.349Z | 104.892° ESE |
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41745 neighbors
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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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