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TRAAC, 205

Orbit data source: Space-Track

TRAAC, 205 is a payload satellite owned by USN BuWeps (US) in LEO that was launched on Wed, 15 Nov 1961 UTC via a THOR ABLESTAR 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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Identifier
205, 1961-031B
Orbit
LEO
Last TLE update
1 day ago
Origin
Manufacturer
APL
Mission
Defense Technology
Bus & Motor
TRANSIT 4, Unknown motor
Mass
105 kg wet, 105 kg dry
Launch date (UTC)
1961-11-15 (63 years ago)
Launch vehicle
THOR ABLESTAR
Launch site
Air Force Eastern Test Range (AFETR)
Object type
Payload
Rocket body
Debris
Shape & HBR
Cyl + Ell, 10 m
Radar Cross Section
1.323 m², Medium (>0.1 m² and < 1m²)

Expand to show TLE details & history

TLE from 1 day ago
0 TRAAC
1   205U 61031B   25118.98357617  .00000068  00000-0  57970-4 0  9997
2   205  32.4409  68.5250 0101745  73.1611 288.0141 13.62544169163032
Epoch: 2025-04-28T23:36Z
Definitive object data (Epoch: 2025-04-28T23:36:20.981Z)
Latitude
Longitude
-142.75218°
Altitude
1,002.604 km
Speed
7.364 km/s
True Right ascension
04h 34m 06s
True Declination
0° 00' 00"
Sunlit
Object was in daylight at TLE epoch
Visualization TLE readout
Latitude
-29.71137°
Longitude
148.91177°
Altitude
1,096.899 km
Speed
7.273 km/s
Apparent Right ascension
22h 05m 19s
Apparent Declination
-39° 22' 10"
Sunlit
Object is in daylight
Visualization observer readout
Local Sidereal Time
07:26:08
Azimuth
257.977° W
Elevation
-59.608°
Doppler factor
1
Orbital elements
Apogee altitude
1,105.22 km
Perigee altitude
954.475 km
Semi-major axis
7,407.984 km
Eccentricity
0.0101745
Inclination
32.4409°
RAAN
68.525°
Arg. of periapsis
73.1611°
True anomaly
286.90103°
Mean anomaly
288.0141°
Eccentric anomaly
287.458°
Mean motion
3.40403 °/min
BSTAR
0.00005797
Orbital period
105.76 mins
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Other satellites on launch #31 in the year 1961 (1961-11-15 UTC)

TRAAC 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.
10 mins2025-04-30 00:27:51.949Z217.265° SW2025-04-30 00:32:51.949Z158.368° S26.582°2025-04-30 00:37:51.949Z104.598° ESE
10 mins2025-04-30 02:19:51.949Z240.997° WSW2025-04-30 02:23:51.949Z189.795° SSW33.938°2025-04-30 02:29:51.949Z110.267° ESE
10 mins2025-04-30 04:11:51.949Z249.485° W2025-04-30 04:15:51.949Z198.61° SSW29.718°2025-04-30 04:21:51.949Z130.64° SE
6 mins2025-04-30 06:04:51.949Z235.909° WSW2025-04-30 06:07:51.949Z204.85° SW16.042°2025-04-30 06:10:51.949Z175.468° S
7 mins2025-04-30 23:18:51.949Z191.851° SSW2025-04-30 23:21:51.949Z157.217° SSE20.755°2025-04-30 23:25:51.949Z113.457° SE
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