IUS R/B(1), 21806

Orbit data source: Space-Track

IUS R/B(1), 21806 is space debris in HEO originally from a launch on Sun, 24 Nov 1991 UTC launched from the Air Force Eastern Test Range (AFETR). 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.

Loading next visibility...

Iframe embed code

<iframe src="https://www.satcat.com/sats-embedded/21806?theme=dark&initialShowStats=false" width="600" height="400" frameborder="0" title="Kayhan Space Satcat Satellite Viewer"></iframe>

Iframe URL

https://www.satcat.com/sats-embedded/21806?theme=dark&initialShowStats=false

Optional Secondary NORAD IDs

Max 10 NORAD IDs; Separated by commas

Initial load time (optional)

ISO8601 Format

TLE date request (optional)

ISO8601 Format

Identifier

21806, 1991-080C

Orbit

HEO

Last TLE update

10 hours ago

Origin

United States Air Force (US)

Manufacturer

UTC CSD

Mission

Spacecraft

Bus & Motor

ORBUS 21, Unknown motor

Mass

1,164 kg wet, ~1,164 kg dry

Launch date (UTC)

1991-11-24 (33 years ago)

Launch vehicle

Unknown

Launch site

Air Force Eastern Test Range (AFETR)

Object type

Payload

Rocket body

Debris

Shape & HBR

Cyl, Unknown HBR

Radar Cross Section

7.708 m², Large (>1 m²)

Expand to show TLE details & history

TLE from 10 hours ago

0 IUS R/B(1)
1 21806U 91080C   25125.69775287  .00001128  00000-0  24596-2 0  9991
2 21806  27.1128   1.9464 7146962  41.2074 354.8344  2.38538673 53326

Epoch: 2025-05-05T16:44Z

Definitive object data (Epoch: 2025-05-05T16:44:45.847Z)

Latitude

-0.00045°

Longitude

-113.04357°

Altitude

1,120.352 km

Speed

9.458 km/s

True Right ascension

00h 07m 49s

True Declination

0° 00' 02"

Sunlit

Object was in daylight at TLE epoch

Visualization TLE readout

Latitude

-24.75829°

Longitude

-177.11589°

Altitude

8,418.902 km

Speed

6.086 km/s

Apparent Right ascension

20h 28m 43s

Apparent Declination

-30° 08' 31"

Sunlit

Object is in daylight

Visualization observer readout

Local Sidereal Time

10:13:59

Azimuth

73.68° E

Elevation

-66.455°

Doppler factor

Orbital elements

Apogee altitude

34,199.383 km

Perigee altitude

373.45 km

Semi-major axis

23,664.554 km

Eccentricity

0.7146962

Inclination

27.1128°

RAAN

1.9464°

Arg. of periapsis

41.2074°

True anomaly

318.79759°

Mean anomaly

354.8344°

Eccentric anomaly

342.56528°

Mean motion

0.59621 °/min

BSTAR

0.0024596

Orbital period

603.82 mins

Loading maneuver chart data...

Loading SW <> Apogee altitude chart data...

Loading historical data...

Other satellites on launch #80 in the year 1991 (1991-11-24 UTC)

STS 44, 21795 (Decayed)

USA 75, 21805

IUS R/B(2), 21807

IUS R/B(1) 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.
407 mins	2025-05-06 03:17:39.809Z	258.861° W	2025-05-06 03:50:39.809Z	200.804° SSW	33.446°	2025-05-06 10:04:39.809Z	209.961° SW
183 mins	2025-05-06 23:14:39.809Z	233.746° WSW	2025-05-06 23:20:39.809Z	168.158° S	35.799°	2025-05-07 02:17:39.809Z	126.385° SE

Authenticating...

Click to sort rows by Secondary header in ascending order	Click to sort rows by Secondary name header in ascending order	Click to sort rows by Country header in ascending order	Click to sort rows by Owner header in ascending order	Click to sort rows by Obj. Type header in ascending order	Click to sort rows by Miss dist. header in ascending order	Click to sort rows by Rel. speed header in ascending order	Click to sort rows by Apr. angle header in ascending order	Click to sort rows by TCA header in ascending order

Check out IUS R/B(1), 21806 on other resources

View IUS R/B(1), 21806 on Heavens-Above

View IUS R/B(1), 21806 on Keep Track

View IUS R/B(1), 21806 on Celestrak

View IUS R/B(1), 21806 on Gunter's Space Page

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