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
12 hours 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 12 hours ago
0 DELTA 1 DEB
1 21317U 75052AK  25181.75463090  .00001195  00000-0  20737-2 0  9991
2 21317 100.0969 117.2635 0218446  85.7671 299.4585 13.37096670633472
Epoch: 2025-06-30T18:06Z
TLE epoch observation values (Epoch: 2025-06-30T18:06:40.109Z)
Latitude
22.65872°
Longitude
-77.70464°
Altitude
1,044.912 km
Speed
7.369 km/s
True Right ascension
07h 32m 05s
True Declination
22° 32' 29"
Sunlit
Object was in daylight at epoch
Visualization orbit readout
Latitude
-9.82561°
Longitude
-71.19279°
Altitude
1,133.51 km
Speed
7.281 km/s
Apparent Right ascension
07h 14m 52s
Apparent Declination
-24° 04' 04"
Sunlit
Object is in daylight
Visualization observer readout
Local Sidereal Time
18:08:58
Azimuth
313.888° NW
Elevation
-68.946°
Doppler factor
1
Orbital elements
Apogee altitude
1,281.189 km
Perigee altitude
953.713 km
Semi-major axis
7,495.588 km
Eccentricity
0.02184
Inclination
100.0969°
RAAN
117.2635°
Arg. of periapsis
85.7671°
True anomaly
Unknown
Mean anomaly
299.4585°
Eccentric anomaly
Unknown
Mean motion
3.34453 °/min
Orbital period
107.64 mins
BSTAR
0.0020737
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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 07:12:10.576Z59.416° ENE2025-07-01 07:15:10.576Z90.649° ESE16.302°2025-07-01 07:19:10.576Z130.517° SE
11 mins2025-07-01 08:57:10.576Z8.848° NNE2025-07-01 09:02:10.576Z273.355° WNW43.302°2025-07-01 09:08:10.576Z206.269° SW
10 mins2025-07-01 19:16:10.576Z147.898° SSE2025-07-01 19:20:10.576Z94.105° ESE41.921°2025-07-01 19:26:10.576Z351.354° N
6 mins2025-07-01 21:04:10.576Z234.295° WSW2025-07-01 21:07:10.576Z266.873° W17.106°2025-07-01 21:10:10.576Z299.892° NW
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