ATLAS 5 CENTAUR R/B, 40209
Orbit data source: Space-Track
ATLAS 5 CENTAUR R/B, 40209 is space debris in HEO originally from a launch on Wed, 17 Sep 2014 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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40209 intel report (Beta)
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Identifier
Orbit
Country
USRelated business
Manufacturer
ULA Decatur
Mission
Spacecraft
Bus & Motor
CENTAUR SEC, RL10-4A-2
Mass
~2,020 kg wet, 2,020 kg dry
Launch date (UTC)
Launch vehicle
Unknown
Launch site
Object type
Shape & HBR
Cyl + 1 Nozzle, 5.8 m
Radar Cross Section
32.260 m², Medium (>0.1 m² and < 1m²)
Expand to show TLE details & historyLast TLE update: 2 days ago
TLE from 2 days ago
0 ATLAS 5 CENTAUR R/B
1 40209U 14055B 26235.51982968 -.00000160 00000-0 00000-0 0 9994
2 40209 20.2575 135.7278 4775392 179.0895 182.2487 1.85507271383784Epoch: 2026-08-23T12:28Z
TLE epoch observation values (Epoch: 2026-08-23T12:28:33.284Z)
Latitude
0.00003°
Longitude
-23.22471°
Altitude
34,978.103 km
Speed
2.243 km/s
True Right ascension
09h 02m 54s
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
01:51:08
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
34,964.361 km
Perigee altitude
8,240.652 km
Semi-major axis
27,980.643 km
Eccentricity
0.47754
Inclination
20.2575°
RAAN
135.7278°
Arg. of periapsis
179.0895°
True anomaly
180.90507°
Mean anomaly
182.2487°
Eccentric anomaly
181.52198°
Mean motion
0.46372 °/min
Orbital period
776.33 mins
BSTAR
0
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Other satellites on launch #55 in the year 2014 (2014-09-17 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. |
|---|---|---|---|---|---|---|---|
| 678 mins | 2026-08-25 10:36:46.118Z | 183.855° SSW | 2026-08-25 19:58:46.118Z | 142.957° SSE | 39.231° | 2026-08-25 21:54:46.118Z | 94.102° ESE |
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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