NORAD 25743
SL-12 R/B(2)
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
- -
- 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
- 25743
- International designator
- 1999-027D
- Launch date
- May 20, 1999
- Launch site
- TYURATAM MISSILE AND SPACE COMPLEX
- Radar size (RCS)
- Large (over 1 m²)
Radio
- Uplink
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- Downlink
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- Beacon
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- Mode
- -
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
- 2026-11-04 02:45:15 UTC
- TLE age
- -
Radio data from SatNOGS DB and SatNOGS Network, licensed CC BY-SA 4.0.
Its orbit in 3D
Goes round Earth once every 12.8 hours, on an orbit tilted 16.2° from the equator, between 6,873 and 35,886 km up. Earth is drawn to scale.
Drag to turn · pinch to zoom · it moves live
About SL-12 R/B(2)
SL-12 R/B(2) is a spent rocket stage from Russia (or the former Soviet Union), launched on May 20, 1999 from Tyuratam Missile and Space Complex.
It circles Earth every 767 minutes (1.9 times a day), between 6,863 and 35,876 km up, on an orbit tilted 16.2° to the equator, so its path covers latitudes up to 16° north and south.
The map shows where it is right now; the pass list tells you when it next comes over your location.