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FLTSATCOM 8 (USA 46), 20253

Orbit data source: Space-Track

FLTSATCOM 8 (USA 46), 20253 is a payload satellite owned by SPAWAR (US) in GEO that was launched on Mon, 25 Sep 1989 UTC via an ATLAS G CENTAUR 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.

Not visible in the next 10 days

Iframe embed code

<iframe src="https://www.satcat.com/sats-embedded/20253?theme=dark&initialShowStats=false" width="600" height="400" frameborder="0" title="Kayhan Space Satcat Satellite Viewer"></iframe>

Iframe URL

https://www.satcat.com/sats-embedded/20253?theme=dark&initialShowStats=false

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ISO8601 Format

Identifier

20253, 1989-077A

Orbit

GEO

Last TLE update

2 days ago

Origin

United States Navy (US)

Manufacturer

TRW

Mission

Operational Defense Communications

Bus & Motor

FLTSATCOM, STAR 37FM

Mass

1,928 kg wet, 822 kg dry

Launch date (UTC)

1989-09-25 (36 years ago)

Launch vehicle

ATLAS G CENTAUR

Launch site

Air Force Eastern Test Range (AFETR)

Object type

Payload

Rocket body

Debris

Shape & HBR

Hex Cyl + 1 Dish + 2 Pan, 13.2 m

Radar Cross Section

11.171 m², Large (>1 m²)

Expand to show TLE details & history

TLE from 2 days ago

0 FLTSATCOM 8 (USA 46)
1 20253U 89077A   25118.90094532 -.00000373  00000-0  00000+0 0  9995
2 20253  12.5391 353.6482 0006181  15.2012 298.0230  1.00261302256443

Epoch: 2025-04-28T21:37Z

Definitive object data (Epoch: 2025-04-28T21:37:21.675Z)

Latitude

-9.10893°

Longitude

126.05876°

Altitude

35,778.615 km

Speed

3.075 km/s

True Right ascension

20h 30m 01s

True Declination

-9° 05' 59"

Sunlit

Object was in daylight at TLE epoch

Visualization TLE readout

Latitude

4.27213°

Longitude

-27.47099°

Altitude

35,810.085 km

Speed

3.073 km/s

Apparent Right ascension

09h 56m 38s

Apparent Declination

-1° 10' 38"

Sunlit

Object is in daylight

Visualization observer readout

Local Sidereal Time

18:52:00

Azimuth

300.725° NW

Elevation

-32.979°

Doppler factor

Orbital elements

Apogee altitude

35,816.595 km

Perigee altitude

35,764.466 km

Semi-major axis

42,168.667 km

Eccentricity

0.0006181

Inclination

12.5391°

RAAN

353.6482°

Arg. of periapsis

15.2012°

True anomaly

297.96045°

Mean anomaly

298.023°

Eccentric anomaly

297.99173°

Mean motion

0.25064 °/min

BSTAR

Unknown

Orbital period

1436.3 mins

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20253 neighbors

Authenticating...

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Other satellites on launch #77 in the year 1989 (1989-09-25 UTC)

ATLAS CENTAUR R/B, 20254 (Decayed)

FLTSATCOM 8 (USA 46) Visibility forecast

Observer location: undefined°, undefined°

FLTSATCOM 8 (USA 46) is not visible in the next 10 days

Authenticating...

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Check out FLTSATCOM 8 (USA 46), 20253 on other resources

View FLTSATCOM 8 (USA 46), 20253 on NASA - NSSDCA Website

View FLTSATCOM 8 (USA 46), 20253 on Heavens-Above

View FLTSATCOM 8 (USA 46), 20253 on Keep Track

View FLTSATCOM 8 (USA 46), 20253 on Celestrak

View FLTSATCOM 8 (USA 46), 20253 on Gunter's Space Page

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