DELTA 1 DEB, 21464

Orbit data source: Space-Track

DELTA 1 DEB, 21464 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/21464?theme=dark&initialShowStats=false

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Identifier

21464, 1975-052EY

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

Medium (>0.1 m² and <1 m²)

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

TLE from 2 days ago

0 DELTA 1 DEB
1 21464U 75052EY  26171.32246852  .00002079  00000-0  47749-2 0  9996
2 21464  99.7755  93.5839 0215535  34.5936  85.3582 13.18502350661876

Epoch: 2026-06-20T07:44Z

TLE epoch observation values (Epoch: 2026-06-20T07:44:21.280Z)

Latitude

56.39048°

Longitude

-96.09748°

Altitude

1,190.055 km

Speed

7.269 km/s

True Right ascension

19h 14m 07s

True Declination

56° 14' 27"

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

15:46:26

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

1,350.864 km

Perigee altitude

1,024.719 km

Semi-major axis

7,565.928 km

Eccentricity

0.02155

Inclination

99.7755°

RAAN

93.5839°

Arg. of periapsis

34.5936°

True anomaly

87.82456°

Mean anomaly

85.3582°

Eccentric anomaly

86.59094°

Mean motion

3.29799 °/min

Orbital period

109.16 mins

BSTAR

0.0047749

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

DELTA 1 DEB, 21679 (Decayed)

DELTA 1 DEB, 21673 (Decayed)

DELTA 1 DEB, 21322 (Decayed)

DELTA 1 DEB, 21510 (Decayed)

DELTA 1 DEB, 21569 (Decayed)

DELTA 1 DEB, 21274 (Decayed)

DELTA 1 DEB, 21520 (Decayed)

DELTA 1 DEB, 21454 (Decayed)

DELTA 1 DEB, 21671 (Decayed)

DELTA 1 DEB, 21440 (Decayed)

DELTA 1 DEB, 21343 (Decayed)

DELTA 1 DEB, 21349 (Decayed)

DELTA 1 DEB, 21375 (Decayed)

DELTA 1 DEB, 21378 (Decayed)

DELTA 1 DEB, 21468 (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.
14 mins	2026-06-22 07:04:21.352Z	27.116° NE	2026-06-22 07:11:21.352Z	106.152° ESE	36.495°	2026-06-22 07:18:21.352Z	172.846° S
11 mins	2026-06-22 08:53:21.352Z	351.754° N	2026-06-22 08:58:21.352Z	297.318° NW	29.4°	2026-06-22 09:04:21.352Z	237.437° WSW
9 mins	2026-06-22 17:34:21.352Z	109.533° ESE	2026-06-22 17:38:21.352Z	59.057° ENE	25.17°	2026-06-22 17:43:21.352Z	6.903° NNE
10 mins	2026-06-22 19:21:21.352Z	195.853° SSW	2026-06-22 19:25:21.352Z	256.16° W	35.667°	2026-06-22 19:31:21.352Z	332.205° 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, 21464 on other resources

View DELTA 1 DEB, 21464 on Heavens-Above

View DELTA 1 DEB, 21464 on Keep Track

View DELTA 1 DEB, 21464 on Celestrak

View DELTA 1 DEB, 21464 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, 21464

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: 2026-06-20T07:44:21.280Z)

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, 21464 on other resources

Documentation

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