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NAVSTAR 63 (USA 203), 34661

Orbit data source: Space-Track

NAVSTAR 63 (USA 203), 34661 is a payload satellite owned by USAF SMC (US) in MEO that was launched on Tue, 24 Mar 2009 UTC via a DELTA 7925-9.5 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/34661?theme=dark&initialShowStats=false

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ISO8601 Format

Identifier

34661, 2009-014A

Orbit

MEO

Last TLE update

1 day ago

Origin

United States Space Force (US)

Manufacturer

LM/Valley Forge

Mission

On reserve Defense Navigation

Bus & Motor

SERIES 4000, STAR 37XFP

Mass

2,032 kg wet, 910 kg dry

Launch date (UTC)

2009-03-24 (16 years ago)

Launch vehicle

DELTA 7925-9.5

Launch site

Air Force Eastern Test Range (AFETR)

Object type

Payload

Rocket body

Debris

Shape & HBR

Box + 2 Pan, 9.7 m

Radar Cross Section

13.539 m², Large (>1 m²)

Expand to show TLE details & history

TLE from 1 day ago

0 NAVSTAR 63 (USA 203)
1 34661U 09014A   25210.96453983  .00000049  00000-0  00000-0 0  9994
2 34661  54.5574 223.5766 0137858  60.0767 301.1455  2.00562327119817

Epoch: 2025-07-29T23:08Z

TLE epoch observation values (Epoch: 2025-07-29T23:08:56.241Z)

Latitude

-0.13852°

Longitude

-71.59878°

Altitude

19,996.963 km

Speed

3.901 km/s

True Right ascension

14h 53m 56s

True Declination

0° 08' 18"

Sunlit

Object was in daylight at epoch

Visualization orbit readout

Latitude

-36.63557°

Longitude

-103.4916°

Altitude

20,297.734 km

Speed

3.858 km/s

Apparent Right ascension

12h 28m 01s

Apparent Declination

-37° 35' 44"

Sunlit

Object is in daylight

Visualization observer readout

Local Sidereal Time

23:06:10

Azimuth

271.739° WNW

Elevation

-73.912°

Doppler factor

Orbital elements

Apogee altitude

20,548.505 km

Perigee altitude

19,816.19 km

Semi-major axis

26,560.484 km

Eccentricity

0.01379

Inclination

54.5574°

RAAN

223.5766°

Arg. of periapsis

60.0767°

True anomaly

299.78145°

Mean anomaly

301.1455°

Eccentric anomaly

300.46468°

Mean motion

0.50141 °/min

Orbital period

717.98 mins

BSTAR

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Other satellites on launch #14 in the year 2009 (2009-03-24 UTC)

DELTA 2 R/B(2) (PAM-D), 34662 (Decayed)

DELTA 2 R/B(1), 34663 (Decayed)

DELTA 2 DEB, 38678 (Decayed)

NAVSTAR 63 (USA 203) Visibility forecast

Observer location: undefined°, undefined°

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.
193 mins	2025-07-31 13:51:36.319Z	321.89° NNW	2025-07-31 15:23:36.319Z	286.978° WNW	25.849°	2025-07-31 17:04:36.319Z	243.177° WSW
257 mins	2025-07-31 22:14:36.319Z	147.638° SSE	2025-08-01 00:25:36.319Z	87.159° E	36.413°	2025-08-01 02:31:36.319Z	43.104° NE

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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Authenticating...

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Check out NAVSTAR 63 (USA 203), 34661 on other resources

View NAVSTAR 63 (USA 203), 34661 on NASA - NSSDCA Website

View NAVSTAR 63 (USA 203), 34661 on Heavens-Above

View NAVSTAR 63 (USA 203), 34661 on Keep Track

View NAVSTAR 63 (USA 203), 34661 on Celestrak

View NAVSTAR 63 (USA 203), 34661 on Gunter's Space Page

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