DELTA 4 R/B, 38529
Orbit data source: Space-Track
DELTA 4 R/B, 38529 is space debris in GEO originally from a launch on Fri, 29 Jun 2012 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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38529 intel report (Beta)
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Identifier
Orbit
Country
USRelated business
Manufacturer
ULA Decatur
Mission
Spacecraft
Bus & Motor
DCSS-5, RL10B-2
Mass
3,450 kg wet, 3,450 kg dry
Launch date (UTC)
Launch vehicle
Unknown
Launch site
Object type
Shape & HBR
Cyl + 1 Nozzle, 6.8 m
Radar Cross Section
64.942 m²
Expand to show TLE details & historyLast TLE update: 2 days ago
TLE from 2 days ago
0 DELTA 4 R/B
1 38529U 12034B 26090.74708877 -.00000104 00000-0 00000-0 0 9998
2 38529 6.7889 60.4957 0193374 178.4100 181.7577 1.03150060 25847Epoch: 2026-03-31T17:55Z
TLE epoch observation values (Epoch: 2026-03-31T17:55:48.469Z)
Latitude
-0.00001°
Longitude
-37.47574°
Altitude
35,796.836 km
Speed
3.045 km/s
True Right ascension
04h 02m 23s
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
15:14:15
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
35,799.737 km
Perigee altitude
34,199.462 km
Semi-major axis
41,377.736 km
Eccentricity
0.01934
Inclination
6.7889°
RAAN
60.4957°
Arg. of periapsis
178.41°
True anomaly
181.69134°
Mean anomaly
181.7577°
Eccentric anomaly
181.72436°
Mean motion
0.25787 °/min
Orbital period
1,396.08 mins
BSTAR
0
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Other satellites on launch #34 in the year 2012 (2012-06-29 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.DELTA 4 R/B Visibility
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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. |
|---|---|---|---|---|---|---|---|
| DELTA 4 R/B is likely not visible in the next few days. |
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38529 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
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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Click to sort rows by Secondary header in ascending order | Click to sort rows by Secondary name header in ascending order | Click to sort rows by Country header in ascending order | Click to sort rows by Owner header in ascending order | Click to sort rows by Obj. Type header in ascending order | Click to sort rows by Miss dist. header in ascending order | Click to sort rows by Rel. speed header in ascending order | Click to sort rows by Apr. angle header in ascending order | Click to sort rows by TCA header in descending order |
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