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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<iframe src="https://www.satcat.com/sats-embedded/21290?theme=dark&initialShowStats=false" width="600" height="400" frameborder="0" title="Kayhan Space Satcat Satellite Viewer"></iframe>

Iframe URL

https://www.satcat.com/sats-embedded/21290?theme=dark&initialShowStats=false

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ISO8601 Format

Identifier

21290, 1975-052AB

Orbit

SSO

Last TLE update

2 days ago

Origin

National Aeronautics and Space Administration (NASA) (US)

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

-47.98009°

Longitude

79.57729°

Altitude

1,258.16 km

Speed

7.341 km/s

Apparent Right ascension

01h 36m 29s

Apparent Declination

-67° 54' 52"

Sunlit

Object is in full shadow

Visualization observer readout

Local Sidereal Time

18:15:40

Azimuth

150.645° SSE

Elevation

-43.961°

Doppler factor

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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Other satellites on launch #52 in the year 1975 (1975-06-12 UTC)

DELTA 1 DEB, 21318 (Decayed)

DELTA 1 DEB, 21319

DELTA 1 DEB, 21320

DELTA 1 DEB, 21321 (Decayed)

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.
12 mins	2025-07-01 09:57:50.946Z	31.152° NE	2025-07-01 10:03:50.946Z	93.648° ESE	31.397°	2025-07-01 10:09:50.946Z	161.964° S
11 mins	2025-07-01 11:52:50.946Z	353.917° N	2025-07-01 11:57:50.946Z	299.931° NW	30.187°	2025-07-01 12:03:50.946Z	234.071° WSW
5 mins	2025-07-01 19:13:50.946Z	62.647° ENE	2025-07-01 19:15:50.946Z	49.791° ENE	12.352°	2025-07-01 19:18:50.946Z	29.963° NE
17 mins	2025-07-01 20:59:50.946Z	137.947° SSE	2025-07-01 21:07:50.946Z	74.097° E	39.188°	2025-07-01 21:16:50.946Z	354.66° N
16 mins	2025-07-01 22:53:50.946Z	200.483° SSW	2025-07-01 23:01:50.946Z	259.682° W	32.683°	2025-07-01 23:09:50.946Z	327.158° NNW

Authenticating...

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Check out DELTA 1 DEB, 21290 on other resources

View DELTA 1 DEB, 21290 on Heavens-Above

View DELTA 1 DEB, 21290 on Keep Track

View DELTA 1 DEB, 21290 on Celestrak

View DELTA 1 DEB, 21290 on Gunter's Space Page

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