DMSP 5D-2 F11 DEB, 28321
Orbit data source: Space-Track
DMSP 5D-2 F11 DEB, 28321 is space debris in SSO originally from a launch on Thu, 28 Nov 1991 UTC launched from the Air Force Western Test Range (AFWTR). 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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28321 intel report (Beta)
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Edit Public Description
Identifier
Orbit
Country
USRelated business
Manufacturer
Unknown
Mission
Spacecraft
Bus & Motor
Unknown
Mass
Unknown
Launch date (UTC)
Launch vehicle
Unknown
Launch site
Object type
Shape & HBR
Unknown shape, 0.1 m
Radar Cross Section
Small (<0.1 m²)
Expand to show TLE details & historyLast TLE update: 20 hours ago
TLE from 20 hours ago
0 DMSP 5D-2 F11 DEB
1 28321U 91082AJ 25349.77767509 .00033471 00000-0 30582-2 0 9995
2 28321 98.5283 97.8689 0002287 183.0871 328.3065 14.94941093130350Epoch: 2025-12-15T18:39Z
TLE epoch observation values (Epoch: 2025-12-15T18:39:51.127Z)
Latitude
28.32136°
Longitude
-82.15542°
Altitude
584.771 km
Speed
7.571 km/s
True Right ascension
18h 49m 54s
True Declination
28° 10' 28"
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
12:53:01
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
581.197 km
Perigee altitude
578.015 km
Semi-major axis
6,957.743 km
Eccentricity
0.00023
Inclination
98.5283°
RAAN
97.8689°
Arg. of periapsis
183.0871°
True anomaly
328.29273°
Mean anomaly
328.3065°
Eccentric anomaly
328.29961°
Mean motion
3.73973 °/min
Orbital period
96.26 mins
BSTAR
0.0030582
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Other satellites on launch #82 in the year 1991 (1991-11-28 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.DMSP 5D-2 F11 DEB 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. |
|---|---|---|---|---|---|---|---|
| 7 mins | 2025-12-16 20:15:36.016Z | 16.029° NNE | 2025-12-16 20:18:36.016Z | 52.143° ENE | 44.271° | 2025-12-16 20:22:36.016Z | 191.276° SSW |
| 6 mins | 2025-12-17 07:04:36.016Z | 143.64° SSE | 2025-12-17 07:07:36.016Z | 45.962° ENE | 37.879° | 2025-12-17 07:10:36.016Z | 357.921° N |
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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