DELTA 1 DEB, 21386
Orbit data source: Space-Track
DELTA 1 DEB, 21386 is space debris in SSO originally from a launch on Thu, 12 Jun 1975 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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21386 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: 1 day ago
TLE from 1 day ago
0 DELTA 1 DEB
1 21386U 75052DG 25315.64173060 .00000898 00000-0 18657-2 0 9996
2 21386 99.5766 12.5487 0179610 20.0310 131.1935 13.28999879663936Epoch: 2025-11-11T15:24Z
TLE epoch observation values (Epoch: 2025-11-11T15:24:05.523Z)
Latitude
26.87512°
Longitude
-84.61942°
Altitude
1,244.112 km
Speed
7.192 km/s
True Right ascension
13h 09m 42s
True Declination
26° 44' 44"
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
18:55:17
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
1,283.034 km
Perigee altitude
1,012.686 km
Semi-major axis
7,525.997 km
Eccentricity
0.01796
Inclination
99.5766°
RAAN
12.5487°
Arg. of periapsis
20.031°
True anomaly
132.7195°
Mean anomaly
131.1935°
Eccentric anomaly
131.95876°
Mean motion
3.32428 °/min
Orbital period
108.29 mins
BSTAR
0.0018657
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Other satellites on launch #52 in the year 1975 (1975-06-12 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 1 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. |
|---|---|---|---|---|---|---|---|
| 10 mins | 2025-11-13 02:54:33.475Z | 126.83° SE | 2025-11-13 02:59:33.475Z | 68.272° E | 30.259° | 2025-11-13 03:04:33.475Z | 5.88° NNE |
| 9 mins | 2025-11-13 04:42:33.475Z | 207.808° SW | 2025-11-13 04:46:33.475Z | 264.316° W | 30.074° | 2025-11-13 04:51:33.475Z | 324.647° NNW |
| 12 mins | 2025-11-13 16:02:33.475Z | 36.35° NE | 2025-11-13 16:07:33.475Z | 96.853° ESE | 33.425° | 2025-11-13 16:14:33.475Z | 166.904° S |
| 11 mins | 2025-11-13 17:49:33.475Z | 351.824° N | 2025-11-13 17:54:33.475Z | 289.344° WNW | 32.187° | 2025-11-13 18:00:33.475Z | 230.785° WSW |
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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CAUTION: Conjunctions in this section are generated from low-fidelity TLE screenings
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