EUTE 21A (EUTE W3), 25673
Orbit data source: Space-Track
EUTE 21A (EUTE W3), 25673 is a payload satellite owned by Eutelsat (FR) in GEO that was launched on Mon, 12 Apr 1999 UTC via an ATLAS IIAS launch vehicle from the Air Force Eastern Test Range (AFETR). Payload-class satellites include a variety of spacecraft equipped with specific instruments for various scientific and technological missions. These include communications satellites like Starlink; space stations such as the ISS; scientific satellites like the Hubble; Earth observation satellites from companies like Planet Labs, Umbra, and HawkEye 360; GPS; miniature CubeSats for education and research; and military/defense satellites.
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25673 intel report (Beta)
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Identifier
Orbit
Country
FR / EUTERelated business
Manufacturer
Alcatel/Cannes
Mission
Non-operational Civil Communications
Bus & Motor
SPACEBUS 3000B2, S400
Mass
3,177 kg wet, 1,380 kg dry
Launch date (UTC)
Launch vehicle
Launch site
Object type
Shape & HBR
Box + 2 Pan, 14.5 m
Radar Cross Section
32.393 m², Large (>1 m²)
Expand to show TLE details & historyLast TLE update: 15 hours ago
TLE from 15 hours ago
0 EUTE 21A (EUTE W3)
1 25673U 99018A 26251.73318230 -.00000245 00000-0 00000-0 0 9995
2 25673 10.7333 49.9004 0008828 123.8993 236.9906 0.98432250 42384Epoch: 2026-09-08T17:35Z
TLE epoch observation values (Epoch: 2026-09-08T17:35:46.950Z)
Latitude
0.12893°
Longitude
158.94072°
Altitude
36,330.412 km
Speed
3.054 km/s
True Right ascension
03h 22m 43s
True Declination
0° 07' 44"
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
00:45:33
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
36,348.988 km
Perigee altitude
36,273.616 km
Semi-major axis
42,689.439 km
Eccentricity
0.00088
Inclination
10.7333°
RAAN
49.9004°
Arg. of periapsis
123.8993°
True anomaly
236.90582°
Mean anomaly
236.9906°
Eccentric anomaly
236.9482°
Mean motion
0.24607 °/min
Orbital period
1,462.99 mins
BSTAR
0
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Other satellites on launch #18 in the year 1999 (1999-04-12 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.EUTE 21A (EUTE W3) Visibility
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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. |
|---|---|---|---|---|---|---|---|
| EUTE 21A (EUTE W3) is likely not visible in the next few days. |
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25673 neighbors
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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 descending order |
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CAUTION: Conjunctions in this section are generated from low-fidelity TLE screenings
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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 descending order |
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