DELTA 1 DEB, 21289

Orbit data source: Space-Track

DELTA 1 DEB, 21289 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 URL

https://www.satcat.com/sats-embedded/21289?theme=dark&initialShowStats=false

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ISO8601 Format

Identifier

21289, 1975-052AA

Orbit

SSO

Last TLE update

12 hours 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 12 hours ago

0 DELTA 1 DEB
1 21289U 75052AA  25181.60104566  .00000486  00000-0  15062-2 0  9990
2 21289  99.8791 194.6781 0247716  84.3203  37.6284 12.99967735618867

Epoch: 2025-06-30T14:25Z

TLE epoch observation values (Epoch: 2025-06-30T14:25:30.345Z)

Latitude

55.12036°

Longitude

-106.21521°

Altitude

1,123.107 km

Speed

7.367 km/s

True Right ascension

01h 56m 16s

True Declination

54° 58' 00"

Sunlit

Object was in daylight at epoch

Visualization orbit readout

Latitude

-62.18657°

Longitude

-139.34215°

Altitude

1,463.856 km

Speed

7.046 km/s

Apparent Right ascension

00h 53m 08s

Apparent Declination

-53° 00' 19"

Sunlit

Object is in daylight

Visualization observer readout

Local Sidereal Time

13:44:43

Azimuth

150.384° SSE

Elevation

-74.235°

Doppler factor

Orbital elements

Apogee altitude

1,448.791 km

Perigee altitude

1,070.393 km

Semi-major axis

7,637.729 km

Eccentricity

0.02477

Inclination

99.8791°

RAAN

194.6781°

Arg. of periapsis

84.3203°

True anomaly

Unknown

Mean anomaly

37.6284°

Eccentric anomaly

Unknown

Mean motion

3.2516 °/min

Orbital period

110.71 mins

BSTAR

0.0015062

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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 12:35:38.140Z	41.851° NE	2025-07-01 12:40:38.140Z	91.73° ESE	23.768°	2025-07-01 12:46:38.140Z	149.67° SSE
11 mins	2025-07-01 14:25:38.140Z	359.729° N	2025-07-01 14:30:38.140Z	279.539° WNW	38.651°	2025-07-01 14:36:38.140Z	217.694° SW
7 mins	2025-07-01 23:14:38.140Z	93.96° ESE	2025-07-01 23:17:38.140Z	62.731° ENE	19.395°	2025-07-01 23:21:38.140Z	20.513° NNE
12 mins	2025-07-02 01:00:38.140Z	174.47° S	2025-07-02 01:06:38.140Z	266.546° W	43.074°	2025-07-02 01:12:38.140Z	339.59° N

Authenticating...

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Check out DELTA 1 DEB, 21289 on other resources

View DELTA 1 DEB, 21289 on Heavens-Above

View DELTA 1 DEB, 21289 on Keep Track

View DELTA 1 DEB, 21289 on Celestrak

View DELTA 1 DEB, 21289 on Gunter's Space Page

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