ATLAS 5 CENTAUR R/B, 40731
Orbit data source: Space-Track
ATLAS 5 CENTAUR R/B, 40731 is space debris in MEO originally from a launch on Wed, 15 Jul 2015 UTC launched from the Air Force Eastern Test Range (AFETR). Debris objects in space refer to the collection of defunct objects orbiting the Earth. Examples of debris include non-operational satellites, rocket bodies, and fragments generated from explosions, collisions, or faulty payload assembly.
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40731 intel report (Beta)
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Identifier
Orbit
Country
USRelated business
Manufacturer
LMSS Denver
Mission
Spacecraft
Bus & Motor
CENTAUR SEC, RL10C-1
Mass
~2,020 kg wet, 2,020 kg dry
Launch date (UTC)
Launch vehicle
Unknown
Launch site
Object type
Shape & HBR
Cyl + 1 Nozzle, 6.1 m
Radar Cross Section
32.260 m², Large (>1 m²)
Expand to show TLE details & historyLast TLE update: 17 hours ago
TLE from 17 hours ago
0 ATLAS 5 CENTAUR R/B
1 40731U 15033B 26312.06258104 -.00000071 00000-0 00000-0 0 9996
2 40731 54.4372 278.8426 0241488 14.6086 346.0434 1.90866659 78897Epoch: 2026-11-08T01:30Z
TLE epoch observation values (Epoch: 2026-11-08T01:30:07.001Z)
Latitude
-0.00003°
Longitude
-150.96658°
Altitude
20,433.226 km
Speed
3.901 km/s
True Right ascension
18h 35m 17s
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
14:31:09
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
21,737.33 km
Perigee altitude
20,411.439 km
Semi-major axis
27,452.522 km
Eccentricity
0.02415
Inclination
54.4372°
RAAN
278.8426°
Arg. of periapsis
14.6086°
True anomaly
345.35588°
Mean anomaly
346.0434°
Eccentric anomaly
345.70169°
Mean motion
0.47717 °/min
Orbital period
754.45 mins
BSTAR
0
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Other satellites on launch #33 in the year 2015 (2015-07-15 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.ATLAS 5 CENTAUR R/B 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. |
|---|---|---|---|---|---|---|---|
| 424 mins | 2026-11-09 02:52:49.747Z | 256.849° W | 2026-11-09 06:40:49.747Z | 45.79° ENE | 79.039° | 2026-11-09 09:56:49.747Z | 156.073° SSE |
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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