DELTA 1 DEB, 21290

Orbit data source: Space-Track

DELTA 1 DEB, 21290 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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Identifier
21290, 1975-052AB
Orbit
SSO
Last TLE update
2 days ago
Origin
Manufacturer
Unknown
Mission
Spacecraft
Bus & Motor
Unknown
Mass
Unknown
Launch date (UTC)
1975-06-12 (50 years ago)
Launch vehicle
Unknown
Launch site
Air Force Western Test Range (AFWTR)
Object type
Payload
Rocket body
Debris
Shape & HBR
Unknown
Radar Cross Section
Small (<0.1 m²)

Expand to show TLE details & history

TLE from 2 days ago
0 DELTA 1 DEB
1 21290U 75052AB  25179.89838465  .00000049  00000-0  36096-3 0  9998
2 21290  99.5269 149.0196 0512159 180.0879 205.7260 12.43293157548930
Epoch: 2025-06-28T21:33Z
TLE epoch observation values (Epoch: 2025-06-28T21:33:40.433Z)
Latitude
23.08051°
Longitude
-95.71114°
Altitude
1,862.095 km
Speed
6.794 km/s
True Right ascension
09h 39m 45s
True Declination
22° 58' 24"
Sunlit
Object was in daylight at epoch
Visualization orbit readout
Latitude
-28.38822°
Longitude
84.94893°
Altitude
1,159.3 km
Speed
7.43 km/s
Apparent Right ascension
23h 36m 20s
Apparent Declination
-38° 35' 05"
Sunlit
Object is in full shadow
Visualization observer readout
Local Sidereal Time
14:17:18
Azimuth
100.707° ESE
Elevation
-59.074°
Doppler factor
1
Orbital elements
Apogee altitude
1,893.08 km
Perigee altitude
1,087.122 km
Semi-major axis
7,868.238 km
Eccentricity
0.05122
Inclination
99.5269°
RAAN
149.0196°
Arg. of periapsis
180.0879°
True anomaly
Unknown
Mean anomaly
205.726°
Eccentric anomaly
Unknown
Mean motion
3.10976 °/min
Orbital period
115.76 mins
BSTAR
0.00036096
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DELTA 1 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.
11 mins2025-07-01 09:58:07.778Z32.32° NE2025-07-01 10:04:07.778Z99.074° ESE31.378°2025-07-01 10:09:07.778Z158.521° S
10 mins2025-07-01 11:53:07.778Z352.502° N2025-07-01 11:58:07.778Z294.93° NW30.195°2025-07-01 12:03:07.778Z237.522° WSW
5 mins2025-07-01 19:14:07.778Z60.915° ENE2025-07-01 19:16:07.778Z47.921° ENE12.352°2025-07-01 19:19:07.778Z28.196° NE
16 mins2025-07-01 21:00:07.778Z137.349° SSE2025-07-01 21:08:07.778Z68.373° E39.251°2025-07-01 21:16:07.778Z356.119° N
16 mins2025-07-01 22:54:07.778Z201.402° SSW2025-07-01 23:02:07.778Z263.29° W32.714°2025-07-01 23:10:07.778Z328.201° NNW
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