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

-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

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.
11 mins	2025-07-01 09:58:07.778Z	32.32° NE	2025-07-01 10:04:07.778Z	99.074° ESE	31.378°	2025-07-01 10:09:07.778Z	158.521° S
10 mins	2025-07-01 11:53:07.778Z	352.502° N	2025-07-01 11:58:07.778Z	294.93° NW	30.195°	2025-07-01 12:03:07.778Z	237.522° WSW
5 mins	2025-07-01 19:14:07.778Z	60.915° ENE	2025-07-01 19:16:07.778Z	47.921° ENE	12.352°	2025-07-01 19:19:07.778Z	28.196° NE
16 mins	2025-07-01 21:00:07.778Z	137.349° SSE	2025-07-01 21:08:07.778Z	68.373° E	39.251°	2025-07-01 21:16:07.778Z	356.119° N
16 mins	2025-07-01 22:54:07.778Z	201.402° SSW	2025-07-01 23:02:07.778Z	263.29° W	32.714°	2025-07-01 23:10:07.778Z	328.201° 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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