DELTA 1 DEB, 21317

Orbit data source: Space-Track

DELTA 1 DEB, 21317 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
21317, 1975-052AK
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 21317U 75052AK  25180.49112303  .00001125  00000-0  19568-2 0  9992
2 21317 100.0970 116.0107 0218242  88.7548 337.5471 13.37093021633302
Epoch: 2025-06-29T11:47Z
TLE epoch observation values (Epoch: 2025-06-29T11:47:13.029Z)
Latitude
63.54782°
Longitude
0.53475°
Altitude
980.232 km
Speed
7.441 km/s
True Right ascension
06h 20m 36s
True Declination
63° 24' 52"
Sunlit
Object was in daylight at epoch
Visualization orbit readout
Latitude
-78.72733°
Longitude
85.73336°
Altitude
1,308.874 km
Speed
7.124 km/s
Apparent Right ascension
02h 59m 36s
Apparent Declination
-72° 14' 55"
Sunlit
Object is in daylight
Visualization observer readout
Local Sidereal Time
14:09:46
Azimuth
186.953° SSW
Elevation
-57.082°
Doppler factor
1
Orbital elements
Apogee altitude
1,281.05 km
Perigee altitude
953.879 km
Semi-major axis
7,495.602 km
Eccentricity
0.02182
Inclination
100.097°
RAAN
116.0107°
Arg. of periapsis
88.7548°
True anomaly
Unknown
Mean anomaly
337.5471°
Eccentric anomaly
Unknown
Mean motion
3.34452 °/min
Orbital period
107.64 mins
BSTAR
0.0019568
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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.
7 mins2025-07-01 07:11:36.932Z54.753° ENE2025-07-01 07:15:36.932Z95.673° ESE16.321°2025-07-01 07:18:36.932Z126.074° SE
10 mins2025-07-01 08:57:36.932Z8.007° NNE2025-07-01 09:01:36.932Z313.052° NW43.087°2025-07-01 09:07:36.932Z206.932° SW
10 mins2025-07-01 19:15:36.932Z149.236° SSE2025-07-01 19:20:36.932Z69.928° E42.362°2025-07-01 19:25:36.932Z352.368° N
6 mins2025-07-01 21:04:36.932Z238.325° WSW2025-07-01 21:06:36.932Z260.103° W16.969°2025-07-01 21:10:36.932Z303.726° NW
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