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
Last TLE update
23 hours ago
Origin
Manufacturer
Unknown
Mission
Spacecraft
Bus & Motor
Unknown
Mass
Unknown
Launch date (UTC)
Launch vehicle
Unknown
Launch site
Object type
Shape & HBR
Unknown
Radar Cross Section
Small (<0.1 m²)
Expand to show TLE details & history
TLE from 23 hours ago
0 DMSP 5D-2 F11 DEB
1 28321U 91082AJ 25198.74817743 .00018977 00000-0 25045-2 0 9992
2 28321 98.5313 295.9751 0003783 227.5510 284.4860 14.80087480107929Epoch: 2025-07-17T17:57Z
TLE epoch observation values (Epoch: 2025-07-17T17:57:22.529Z)
Latitude
27.71156°
Longitude
-84.68354°
Altitude
631.85 km
Speed
7.545 km/s
True Right ascension
08h 01m 52s
True Declination
27° 34' 04"
Sunlit
Visualization orbit readout
Latitude
-33.24382°
Longitude
-93.7733°
Altitude
638.874 km
Speed
7.539 km/s
Apparent Right ascension
11h 07m 19s
Apparent Declination
-72° 01' 03"
Sunlit
Visualization observer readout
Local Sidereal Time
05:43:23
Azimuth
158.154° S
Elevation
-34.975°
Doppler factor
1
Orbital elements
Apogee altitude
628.768 km
Perigee altitude
623.468 km
Semi-major axis
7,004.255 km
Eccentricity
0.00038
Inclination
98.5313°
RAAN
295.9751°
Arg. of periapsis
227.551°
True anomaly
284.44402°
Mean anomaly
284.486°
Eccentric anomaly
284.46501°
Mean motion
3.70254 °/min
Orbital period
97.23 mins
BSTAR
0.0025045
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Other satellites on launch #82 in the year 1991 (1991-11-28 UTC)
DMSP 5D-2 F11 DEB Visibility forecast
Observer location: undefined°, undefined°
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. |
|---|---|---|---|---|---|---|---|
| 6 mins | 2025-07-18 19:48:51.045Z | 353.865° N | 2025-07-18 19:50:51.045Z | 310.018° NW | 37.237° | 2025-07-18 19:54:51.045Z | 214.066° SW |
| 7 mins | 2025-07-19 06:42:51.045Z | 179.238° S | 2025-07-19 06:45:51.045Z | 241.531° WSW | 41.699° | 2025-07-19 06:49:51.045Z | 338.925° N |
Co-orbital & Co-planar RSOs
Thresholds — Semi-major Axis: ±100 km, RAAN: ±3°, Inclination: ±5°
TCA is derived from TLE conjunctions
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