OSCAR 30 DEB, 21878

Orbit data source: Space-Track

OSCAR 30 DEB, 21878 is space debris in LEO originally from a launch on Sat, 03 Aug 1985 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/21878?theme=dark&initialShowStats=false

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ISO8601 Format

Identifier

21878, 1985-066H

Orbit

LEO

Country

Related business

United States Navy (US)

Manufacturer

Unknown

Mission

Spacecraft

Bus & Motor

Unknown

Mass

Unknown

Launch date (UTC)

1985-08-03 (41 years ago)

Launch vehicle

Unknown

Launch site

Air Force Western Test Range (AFWTR)

Object type

Payload

Rocket body

Debris

Shape & HBR

Unknown shape, 0.2 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 OSCAR 30 DEB
1 21878U 85066H   26171.20008934  .00001196  00000-0  16945-2 0  9998
2 21878  90.1733  70.1063 0144696 163.6720 349.2334 13.51933879999164

Epoch: 2026-06-20T04:48Z

TLE epoch observation values (Epoch: 2026-06-20T04:48:07.718Z)

Latitude

27.44795°

Longitude

-90.25444°

Altitude

962.8 km

Speed

7.425 km/s

True Right ascension

16h 40m 47s

True Declination

27° 18' 41"

Sunlit

Object was in full shadow 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

00:34:41

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

1,169.857 km

Perigee altitude

954.539 km

Semi-major axis

7,440.335 km

Eccentricity

0.01447

Inclination

90.1733°

RAAN

70.1063°

Arg. of periapsis

163.672°

True anomaly

348.91806°

Mean anomaly

349.2334°

Eccentric anomaly

349.07629°

Mean motion

3.38185 °/min

Orbital period

106.45 mins

BSTAR

0.0016945

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Other satellites on launch #66 in the year 1985 (1985-08-03 UTC)

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OSCAR 30 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.
11 mins	2026-06-22 16:33:10.070Z	138.901° SSE	2026-06-22 16:39:10.070Z	78.1° E	29.284°	2026-06-22 16:44:10.070Z	20.484° NNE
11 mins	2026-06-22 18:20:10.070Z	211.248° SW	2026-06-22 18:25:10.070Z	270.58° WNW	32.645°	2026-06-22 18:31:10.070Z	340.658° N
10 mins	2026-06-23 05:29:10.070Z	3.389° NNE	2026-06-23 05:34:10.070Z	111.095° ESE	44.961°	2026-06-23 05:39:10.070Z	182.618° SSW

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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 OSCAR 30 DEB, 21878 on other resources

View OSCAR 30 DEB, 21878 on Heavens-Above

View OSCAR 30 DEB, 21878 on Keep Track

View OSCAR 30 DEB, 21878 on Celestrak

View OSCAR 30 DEB, 21878 on Gunter's Space Page

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

OSCAR 30 DEB, 21878

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: 2026-06-20T04:48:07.718Z)

Visualization orbit readout

Visualization observer readout

Orbital elements

Other satellites on launch #66 in the year 1985 (1985-08-03 UTC)

OSCAR 30 DEB Visibility forecast

Co-orbital & Co-planar RSOs

Check out OSCAR 30 DEB, 21878 on other resources

Documentation

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