IUS R/B(1), 25868

Orbit data source: Space-Track

IUS R/B(1), 25868 is space debris originally from a launch on Fri, 23 Jul 1999 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.

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Iframe URL

https://www.satcat.com/sats-embedded/25868?theme=dark&initialShowStats=false

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ISO8601 Format

Identifier

25868, 1999-040C

Orbit

Active

Last TLE update

15 hours ago

Origin

National Aeronautics and Space Administration (NASA) (US)

Manufacturer

PW CSD

Mission

Spacecraft

Bus & Motor

ORBUS 21, ORBUS 21

Mass

1,164 kg wet, 1,164 kg dry

Launch date (UTC)

1999-07-23 (26 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

8.491 m², Large (>1 m²)

Expand to show TLE details & history

TLE from 15 hours ago

0 IUS R/B(1)
1 25868U 99040C   25182.14325234  .00012301  00000-0  71959-3 0  9994
2 25868  28.4360 234.7611 4392300  67.1110 332.8355  6.73911162589956

Epoch: 2025-07-01T03:26Z

TLE epoch observation values (Epoch: 2025-07-01T03:26:17.002Z)

Latitude

0.00003°

Longitude

-96.25262°

Altitude

1,779.065 km

Speed

8.004 km/s

True Right ascension

15h 39m 02s

True Declination

0° 00' 00"

Sunlit

Object was in full shadow at epoch

Visualization orbit readout

Latitude

27.00583°

Longitude

-27.88578°

Altitude

262.942 km

Speed

9.298 km/s

Apparent Right ascension

19h 02m 34s

Apparent Declination

-5° 59' 47"

Sunlit

Object is in full shadow

Visualization observer readout

Local Sidereal Time

05:37:25

Azimuth

324.934° NNW

Elevation

-51.056°

Doppler factor

Orbital elements

Apogee altitude

10,666.512 km

Perigee altitude

263.003 km

Semi-major axis

11,842.895 km

Eccentricity

0.43923

Inclination

28.436°

RAAN

234.7611°

Arg. of periapsis

67.111°

True anomaly

Unknown

Mean anomaly

332.8355°

Eccentric anomaly

Unknown

Mean motion

1.68406 °/min

Orbital period

213.77 mins

BSTAR

0.00071959

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Other satellites on launch #40 in the year 1999 (1999-07-23 UTC)

STS 93, 25866 (Decayed)

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.
10 mins	2025-07-02 11:53:43.903Z	217.054° SW	2025-07-02 11:56:43.903Z	173.969° S	20.104°	2025-07-02 12:03:43.903Z	132.179° SE
28 mins	2025-07-02 15:40:43.903Z	221.129° SW	2025-07-02 15:48:43.903Z	193.149° SSW	16.844°	2025-07-02 16:08:43.903Z	162.556° S

Authenticating...

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Check out IUS R/B(1), 25868 on other resources

View IUS R/B(1), 25868 on Heavens-Above

View IUS R/B(1), 25868 on Keep Track

View IUS R/B(1), 25868 on Celestrak

View IUS R/B(1), 25868 on Gunter's Space Page

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