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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25868 intel report (Beta)
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Edit Public Description
Identifier
Orbit
Country
USRelated business
Manufacturer
PW CSD
Mission
Spacecraft
Bus & Motor
ORBUS 21, ORBUS 21
Mass
1,164 kg wet, 1,164 kg dry
Launch date (UTC)
Launch vehicle
Unknown
Launch site
Object type
Shape & HBR
Cyl, Unknown HBR
Radar Cross Section
8.491 m², Large (>1 m²)
Expand to show TLE details & historyLast TLE update: 1 day ago
TLE from 1 day ago
0 IUS R/B(1)
1 25868U 99040C 25255.97018589 .00012130 00000-0 65756-3 0 9996
2 25868 28.4786 120.3131 4384018 253.5126 55.1541 6.75895294594733Epoch: 2025-09-12T23:17Z
TLE epoch observation values (Epoch: 2025-09-12T23:17:04.06Z)
Latitude
0.00001°
Longitude
138.83594°
Altitude
4,526.467 km
Speed
6.276 km/s
True Right ascension
08h 01m 15s
True Declination
0° 00' 00"
Sunlit
Visualization orbit readout
Latitude
Unknown
Longitude
Unknown
Altitude
Unknown
Speed
Unknown
Apparent Right ascension
Unknown
Apparent Declination
Unknown
Sunlit
Visualization observer readout
Local Sidereal Time
16:48:48
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
10,623.356 km
Perigee altitude
259.791 km
Semi-major axis
11,819.71 km
Eccentricity
0.4384
Inclination
28.4786°
RAAN
120.3131°
Arg. of periapsis
253.5126°
True anomaly
106.53787°
Mean anomaly
55.1541°
Eccentric anomaly
79.88203°
Mean motion
1.68901 °/min
Orbital period
213.14 mins
BSTAR
0.00065756
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Other satellites on launch #40 in the year 1999 (1999-07-23 UTC)
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You can import UDL-sourced sensor .json files into the Sandbox to generate a visibility chart that accounts for multi-vendor sensor geometry.IUS R/B(1) 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. |
|---|---|---|---|---|---|---|---|
| 75 mins | 2025-09-14 01:31:20.497Z | 281.828° WNW | 2025-09-14 02:28:20.497Z | 233.995° WSW | 28.855° | 2025-09-14 02:46:20.497Z | 177.985° S |
| 73 mins | 2025-09-14 14:18:20.497Z | 157.976° S | 2025-09-14 14:41:20.497Z | 115.504° SE | 21.64° | 2025-09-14 15:31:20.497Z | 79.311° E |
| 127 mins | 2025-09-14 17:57:20.497Z | 227.109° WSW | 2025-09-14 18:48:20.497Z | 155.008° SSE | 42.138° | 2025-09-14 20:04:20.497Z | 91.497° ESE |
| 119 mins | 2025-09-14 21:59:20.497Z | 266.925° W | 2025-09-14 23:23:20.497Z | 205.423° SW | 42.029° | 2025-09-14 23:58:20.497Z | 129.895° SE |
Co-orbital & Co-planar RSOs
Thresholds — Semi-major Axis: ±100 km, RAAN: ±3°, Inclination: ±5°
TCA is derived from TLE conjunctions
Click to sort rows by RSO header in ascending order | Click to sort rows by Country header in ascending order | Click to sort rows by Type header in ascending order | Click to sort rows by Inclination Δ header in ascending order | Click to sort rows by RAAN Δ header in ascending order | Click to sort rows by Coplanar Angle header in ascending order | Click to sort rows by SMA Δ header in ascending order | Click to sort rows by Orbital period header in ascending order | Click to sort rows by <5km Md TCA header in ascending order |
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CAUTION: Conjunctions in this section are generated from low-fidelity TLE screenings
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