DELTA 1 DEB, 21466

Orbit data source: Space-Track

DELTA 1 DEB, 21466 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/21466?theme=dark&initialShowStats=false

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ISO8601 Format

Identifier

21466, 1975-052FA

Orbit

SSO

Country

Related business

National Aeronautics and Space Administration (NASA) (US)

Manufacturer

Unknown

Mission

Spacecraft

Bus & Motor

Unknown

Mass

Unknown

Launch date (UTC)

1975-06-12 (51 years ago)

Launch vehicle

Unknown

Launch site

Air Force Western Test Range (AFWTR)

Object type

Payload

Rocket body

Debris

Shape & HBR

Unknown shape, 0.1 m

Radar Cross Section

Small (<0.1 m²)

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Last TLE update: 2 days ago

TLE from 2 days ago

0 DELTA 1 DEB
1 21466U 75052FA  25349.97196535  .00000203  00000-0  55784-3 0  9993
2 21466  99.6523 164.4528 0135729 199.0258 314.8802 13.22117100667739

Epoch: 2025-12-15T23:19Z

TLE epoch observation values (Epoch: 2025-12-15T23:19:37.806Z)

Latitude

26.83032°

Longitude

-85.40801°

Altitude

1,108.117 km

Speed

7.335 km/s

True Right ascension

23h 17m 26s

True Declination

26° 41' 55"

Sunlit

Object was in daylight at epoch

Visualization orbit readout

Latitude

Unknown

Longitude

Unknown

Altitude

Unknown

Speed

Unknown

Apparent Right ascension

Unknown

Apparent Declination

Unknown

Sunlit

N/A

Visualization observer readout

Local Sidereal Time

13:10:05

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

1,276.484 km

Perigee altitude

1,071.476 km

Semi-major axis

7,552.117 km

Eccentricity

0.01357

Inclination

99.6523°

RAAN

164.4528°

Arg. of periapsis

199.0258°

True anomaly

313.76483°

Mean anomaly

314.8802°

Eccentric anomaly

314.32385°

Mean motion

3.30705 °/min

Orbital period

108.86 mins

BSTAR

0.00055784

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

DELTA 1 DEB, 21385 (Decayed)

DELTA 1 DEB, 21447 (Decayed)

DELTA 1 DEB, 21325

DELTA 1 DEB, 21550

DELTA 1 DEB, 21330

DELTA 1 DEB, 37629 (Decayed)

DELTA 1 DEB, 21282

DELTA 1 DEB, 42656

DELTA 1 DEB, 21285

DELTA 1 DEB, 21597 (Decayed)

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DELTA 1 DEB Visibility forecast

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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	2025-12-18 00:11:41.685Z	24.358° NE	2025-12-18 00:18:41.685Z	114.473° SE	38.273°	2025-12-18 00:23:41.685Z	173.573° S
9 mins	2025-12-18 02:00:41.685Z	347.146° N	2025-12-18 02:04:41.685Z	305.517° NW	24.779°	2025-12-18 02:09:41.685Z	248.947° W
11 mins	2025-12-18 10:37:41.685Z	120.372° SE	2025-12-18 10:42:41.685Z	67.378° ENE	30.573°	2025-12-18 10:48:41.685Z	4.595° NNE
12 mins	2025-12-18 12:24:41.685Z	195.672° SSW	2025-12-18 12:29:41.685Z	254.767° W	35.946°	2025-12-18 12:36:41.685Z	332.179° NNW

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Co-orbital & Co-planar RSOs

Thresholds — Semi-major Axis: ±100 km, RAAN: ±3°, Inclination: ±5°
TCA is derived from TLE conjunctions

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CAUTION: Conjunctions in this section are generated from low-fidelity TLE screenings

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Check out DELTA 1 DEB, 21466 on other resources

View DELTA 1 DEB, 21466 on Heavens-Above

View DELTA 1 DEB, 21466 on Keep Track

View DELTA 1 DEB, 21466 on Celestrak

View DELTA 1 DEB, 21466 on Gunter's Space Page

Satcat and Kayhan Space are not affiliated with NASA, Celestrak, Heavens-Above, Keep Track, or Gunter's Space Page.

DELTA 1 DEB, 21466

Orbit data source: Space-Track

Expand to show TLE details & historyLast TLE update: 2 days ago

TLE from 2 days ago

TLE epoch observation values (Epoch: 2025-12-15T23:19:37.806Z)

Visualization orbit readout

Visualization observer readout

Orbital elements

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

DELTA 1 DEB Visibility forecast

Co-orbital & Co-planar RSOs

Check out DELTA 1 DEB, 21466 on other resources

Documentation

Expand to show TLE details & history
Last TLE update: 2 days ago