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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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Iframe URL

https://www.satcat.com/sats-embedded/25673?theme=dark&initialShowStats=false

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Identifier

25673, 1999-018A

Orbit

GEO

Country

FR / EUTE

Related business

Eutelsat Communications (FR)

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)

1999-04-12 (27 years ago)

Launch vehicle

ATLAS IIAS

Launch site

Air Force Eastern Test Range (AFETR)

Object type

Payload

Rocket body

Debris

Shape & HBR

Box + 2 Pan, 14.5 m

Radar Cross Section

32.393 m², Large (>1 m²)

Expand to show TLE details & history
Last TLE update: 23 hours ago

TLE from 23 hours ago

0 EUTE 21A (EUTE W3)
1 25673U 99018A   26071.41222957 -.00000029  00000-0  00000+0 0  9999
2 25673  10.3373  51.6197 0003570 127.8835  53.8020  0.98428851 40603

Epoch: 2026-03-12T09:53Z

TLE epoch observation values (Epoch: 2026-03-12T09:53:36.634Z)

Latitude

-0.29857°

Longitude

-85.1397°

Altitude

36,301.839 km

Speed

3.056 km/s

True Right ascension

15h 33m 18s

True Declination

0° 17' 54"

Sunlit

Object was in daylight at epoch

Visualization orbit readout

Latitude

Unknown

Longitude

Unknown

Altitude

Unknown

Speed

Unknown

Apparent Right ascension

Unknown

Apparent Declination

Unknown

Sunlit

N/A

Visualization observer readout

Local Sidereal Time

13:38:38

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

36,327.529 km

Perigee altitude

36,297.048 km

Semi-major axis

42,690.426 km

Eccentricity

0.00036

Inclination

10.3373°

RAAN

51.6197°

Arg. of periapsis

127.8835°

True anomaly

53.83502°

Mean anomaly

53.802°

Eccentric anomaly

53.81851°

Mean motion

0.24606 °/min

Orbital period

1,463.04 mins

BSTAR

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Computing Atmospheric mass density...

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Other satellites on launch #18 in the year 1999 (1999-04-12 UTC)

ATLAS 2A CENTAUR R/B, 25674 (Decayed)

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EUTE 21A (EUTE W3) 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.
1440 mins	2026-03-13 09:15:02.059Z	158.091° S	2026-03-14 04:32:02.059Z	163.987° S	39.178°	2026-03-14 09:15:02.059Z	168.057° S

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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

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CAUTION: Conjunctions in this section are generated from low-fidelity TLE screenings

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Check out EUTE 21A (EUTE W3), 25673 on other resources

View EUTE 21A (EUTE W3), 25673 on NASA - NSSDCA Website

View EUTE 21A (EUTE W3), 25673 on Heavens-Above

View EUTE 21A (EUTE W3), 25673 on Keep Track

View EUTE 21A (EUTE W3), 25673 on Celestrak

View EUTE 21A (EUTE W3), 25673 on Gunter's Space Page

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

EUTE 21A (EUTE W3), 25673

Orbit data source: Space-Track

Expand to show TLE details & historyLast TLE update: 23 hours ago

TLE from 23 hours ago

TLE epoch observation values (Epoch: 2026-03-12T09:53:36.634Z)

Visualization orbit readout

Visualization observer readout

Orbital elements

Other satellites on launch #18 in the year 1999 (1999-04-12 UTC)

EUTE 21A (EUTE W3) Visibility forecast

25673 neighbors

Co-orbital & Co-planar RSOs

Check out EUTE 21A (EUTE W3), 25673 on other resources

Documentation

Expand to show TLE details & history
Last TLE update: 23 hours ago