DELTA 1 DEB, 21386

Orbit data source: Space-Track

DELTA 1 DEB, 21386 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/21386?theme=dark&initialShowStats=false

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ISO8601 Format

Identifier

21386, 1975-052DG

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)

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Last TLE update: 1 day ago

TLE from 1 day ago

0 DELTA 1 DEB
1 21386U 75052DG  26190.36558052  .00000369  00000-0  80459-3 0  9998
2 21386  99.5602 234.7112 0183131 162.5405 263.8273 13.29323584695789

Epoch: 2026-07-09T08:46Z

TLE epoch observation values (Epoch: 2026-07-09T08:46:26.156Z)

Latitude

62.77031°

Longitude

156.78945°

Altitude

1,177.325 km

Speed

7.262 km/s

True Right ascension

14h 22m 49s

True Declination

62° 38' 17"

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

02:34:54

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

1,284.438 km

Perigee altitude

1,008.834 km

Semi-major axis

7,524.773 km

Eccentricity

0.01831

Inclination

99.5602°

RAAN

234.7112°

Arg. of periapsis

162.5405°

True anomaly

261.74652°

Mean anomaly

263.8273°

Eccentric anomaly

262.78634°

Mean motion

3.32509 °/min

Orbital period

108.27 mins

BSTAR

0.00080459

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

DELTA 1 DEB, 21388

DELTA 1 DEB, 21453

DELTA 1 DEB, 21686

DELTA 1 DEB, 21507 (Decayed)

DELTA 1 DEB, 21544 (Decayed)

DELTA 1 DEB, 21569 (Decayed)

DELTA 1 DEB, 21449 (Decayed)

DELTA 1 DEB, 21284

DELTA 1 DEB, 21334 (Decayed)

DELTA 1 DEB, 21321 (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	2026-07-10 15:45:16.861Z	18.173° NNE	2026-07-10 15:51:16.861Z	106.296° ESE	44.066°	2026-07-10 15:57:16.861Z	189.389° SSW
5 mins	2026-07-10 17:35:16.861Z	324.921° NNW	2026-07-10 17:37:16.861Z	302.556° NW	17.046°	2026-07-10 17:40:16.861Z	270.345° WNW
12 mins	2026-07-11 02:07:16.861Z	133.12° SE	2026-07-11 02:13:16.861Z	57.056° ENE	35.56°	2026-07-11 02:19:16.861Z	358.077° N
11 mins	2026-07-11 03:54:16.861Z	206.129° SW	2026-07-11 03:59:16.861Z	257.762° W	29.158°	2026-07-11 04:05:16.861Z	323.368° 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, 21386 on other resources

View DELTA 1 DEB, 21386 on Heavens-Above

View DELTA 1 DEB, 21386 on Keep Track

View DELTA 1 DEB, 21386 on Celestrak

View DELTA 1 DEB, 21386 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, 21386

Orbit data source: Space-Track

Expand to show TLE details & historyLast TLE update: 1 day ago

TLE from 1 day ago

TLE epoch observation values (Epoch: 2026-07-09T08:46:26.156Z)

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, 21386 on other resources

Documentation

Expand to show TLE details & history
Last TLE update: 1 day ago