DELTA 4 R/B, 40535
Orbit data source: Space-Track
DELTA 4 R/B, 40535 is space debris in MEO originally from a launch on Wed, 25 Mar 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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40535 intel report (Beta)
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Edit Public Description
Identifier
Orbit
Country
USRelated business
Manufacturer
ULA Decatur
Mission
Spacecraft
Bus & Motor
DCSS-4, RL10B-2
Mass
2,850 kg wet, 2,850 kg dry
Launch date (UTC)
Launch vehicle
Unknown
Launch site
Object type
Shape & HBR
Cyl + 1 Nozzle, 6.0 m
Radar Cross Section
43.982 m², Large (>1 m²)
Expand to show TLE details & historyLast TLE update: 2 days ago
TLE from 2 days ago
0 DELTA 4 R/B
1 40535U 15013B 25292.53014495 -.00000043 00000-0 00000-0 0 9996
2 40535 52.7111 225.4073 0033588 63.0191 297.3115 1.92974676 74512Epoch: 2025-10-19T12:43Z
TLE epoch observation values (Epoch: 2025-10-19T12:43:24.523Z)
Latitude
0.00007°
Longitude
6.29257°
Altitude
20,832.556 km
Speed
3.83 km/s
True Right ascension
15h 01m 33s
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
23:55:32
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
20,965.7 km
Perigee altitude
20,782.63 km
Semi-major axis
27,252.302 km
Eccentricity
0.00336
Inclination
52.7111°
RAAN
225.4073°
Arg. of periapsis
63.0191°
True anomaly
296.96886°
Mean anomaly
297.3115°
Eccentric anomaly
297.14024°
Mean motion
0.48243 °/min
Orbital period
746.22 mins
BSTAR
0
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Other satellites on launch #13 in the year 2015 (2015-03-25 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 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. |
|---|---|---|---|---|---|---|---|
| 268 mins | 2025-10-21 04:56:25.912Z | 307.389° NW | 2025-10-21 06:35:25.912Z | 249.785° W | 44.243° | 2025-10-21 09:24:25.912Z | 178.539° S |
| 8 mins | 2025-10-22 04:48:25.912Z | 304.226° NW | 2025-10-22 04:56:25.912Z | 305.354° NW | 13.031° | 2025-10-22 04:56:25.912Z | 305.354° NW |
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 ascending 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 ascending order |
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