FORMOSAT 3E, 29051
Orbit data source: Space-Track
FORMOSAT 3E, 29051 is a payload satellite owned by NSPO (TW) in LEO that was launched on Sat, 15 Apr 2006 UTC via an MINOTAUR I launch vehicle from the Air Force Western Test Range (AFWTR). 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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29051 intel report (Beta)
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Identifier
Orbit
Country
TW / TWNRelated business
Manufacturer
OSC
Mission
Non-operational Civil Science
Bus & Motor
MICROSTAR, Unknown motor
Mass
62 kg wet, 56 kg dry
Launch date (UTC)
Launch vehicle
Launch site
Object type
Shape & HBR
Cyl + 2 Pan, 2.1 m
Radar Cross Section
1.446 m², Medium (>0.1 m² and < 1m²)
Expand to show TLE details & historyLast TLE update: 2 days ago
TLE from 2 days ago
0 FORMOSAT 3E
1 29051U 06011E 26171.39103977 .00000264 00000-0 11213-3 0 9994
2 29051 72.0045 294.8888 0064357 84.8737 275.9742 14.31541450 55729Epoch: 2026-06-20T09:23Z
TLE epoch observation values (Epoch: 2026-06-20T09:23:05.836Z)
Latitude
-0°
Longitude
-114.49186°
Altitude
784.561 km
Speed
7.464 km/s
True Right ascension
19h 39m 33s
True Declination
0° 00' 00"
Sunlit
Visualization orbit readout
Latitude
Unknown
Longitude
Unknown
Altitude
Unknown
Speed
Unknown
Apparent Right ascension
Unknown
Apparent Declination
Unknown
Sunlit
Visualization observer readout
Local Sidereal Time
23:09:04
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
830.49 km
Perigee altitude
738.298 km
Semi-major axis
7,162.531 km
Eccentricity
0.00644
Inclination
72.0045°
RAAN
294.8888°
Arg. of periapsis
84.8737°
True anomaly
275.24013°
Mean anomaly
275.9742°
Eccentric anomaly
275.60723°
Mean motion
3.5805 °/min
Orbital period
100.54 mins
BSTAR
0.00011213
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Other satellites on launch #11 in the year 2006 (2006-04-15 UTC)
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You can import UDL-sourced sensor .json files into the Sandbox to generate a visibility chart that accounts for multi-vendor sensor geometry.FORMOSAT 3E 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. |
|---|---|---|---|---|---|---|---|
| 9 mins | 2026-06-22 18:57:47.551Z | 343.633° N | 2026-06-22 19:01:47.551Z | 34.122° NE | 42.96° | 2026-06-22 19:06:47.551Z | 151.195° SSE |
| 5 mins | 2026-06-23 07:57:47.551Z | 131.026° SE | 2026-06-23 07:59:47.551Z | 103.712° ESE | 17.936° | 2026-06-23 08:02:47.551Z | 63.053° ENE |
| 8 mins | 2026-06-23 09:38:47.551Z | 227.701° WSW | 2026-06-23 09:42:47.551Z | 312.826° NW | 35.981° | 2026-06-23 09:46:47.551Z | 8.812° NNE |
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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