NORAD 28161
IUS R/B(2)
📡 Radar viewIn orbit
Tap to zoom and pan
Computing position…
Blue circle: where it is above the horizon now
Time
- Local time
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Position
- Latitude
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- Longitude
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- Altitude
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Speed
- Miles per hour
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- Kilometers per second
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- Miles per second
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From your location
- Azimuth
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- Elevation
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- Right ascension
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- Declination
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- Local sidereal time
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Sunlight
- Day / night
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Identity
- NORAD ID
- 28161
- International designator
- 2004-004D
- Launch date
- Feb 14, 2004
- Launch site
- AIR FORCE EASTERN TEST RANGE
- Radar size (RCS)
- Medium (0.1–1 m²)
Radio
- Uplink
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- Downlink
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- Beacon
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- Mode
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Active transmitters from SatNOGS DB, licensed CC BY-SA 4.0.
Your station
- Grid locator
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Live
- Azimuth
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- Elevation
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- Range
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- Range rate
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- Naked-eye visibility
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- Sub-satellite grid
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- Footprint diameter
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Upcoming passes
Next 48 h · your local timeUse your location to predict passes.
Mutual visibility
With another station · next 48 hUse your location to find mutual windows.
Transmitters
Nominal · add location for Doppler-
Recent receptions
SatNOGS Network-
Orbit data
- TLE epoch
- 2026-11-03 13:57:27 UTC
- TLE age
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Radio data from SatNOGS DB and SatNOGS Network, licensed CC BY-SA 4.0.
Its orbit in 3D
Goes round Earth once every 24.0 hours, on an orbit tilted 12.4° from the equator, between 35,900 and 35,937 km up. Earth is drawn to scale.
Drag to turn · pinch to zoom · it moves live
About IUS R/B(2)
IUS R/B(2) is a spent rocket stage from the United States, launched on Feb 14, 2004 from Air Force Eastern Test Range.
It sits in geostationary orbit about 35,800 km above the equator near 130°E, turning with Earth so it stays over the same spot.
The map shows where it is right now; the pass list tells you when it next comes over your location.