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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

1 day 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 1 day ago

0 FLTSATCOM 8 (USA 46)
1 20253U 89077A   25124.87941704 -.00000377  00000-0  00000-0 0  9995
2 20253  12.5374 353.6122 0005492  33.6146 277.8555  1.00281968256468

Epoch: 2025-05-04T21:06Z

Definitive object data (Epoch: 2025-05-04T21:06:21.632Z)

Latitude

-9.37034°

Longitude

126.13049°

Altitude

35,781.917 km

Speed

3.075 km/s

True Right ascension

20h 22m 53s

True Declination

-9° 21' 40"

Sunlit

Object was in daylight at TLE epoch

Visualization TLE readout

Latitude

11.80681°

Longitude

-116.09974°

Altitude

35,764.14 km

Speed

3.076 km/s

Apparent Right ascension

03h 54m 33s

Apparent Declination

5° 49' 27"

Sunlit

Object is in daylight

Visualization observer readout

Local Sidereal Time

12:52:54

Azimuth

306.588° NW

Elevation

-28.068°

Doppler factor

Orbital elements

Apogee altitude

35,807.893 km

Perigee altitude

35,761.581 km

Semi-major axis

42,162.874 km

Eccentricity

0.0005492

Inclination

12.5374°

RAAN

353.6122°

Arg. of periapsis

33.6146°

True anomaly

277.79315°

Mean anomaly

277.8555°

Eccentric anomaly

277.82433°

Mean motion

0.2507 °/min

BSTAR

Unknown

Orbital period

1436 mins

Loading historical data...

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.