T-MICROSAT-1, 66766
Orbit data source: Space-Track
T-MICROSAT-1, 66766 is a Taiwanese payload satellite in SSO that was launched on Fri, 28 Nov 2025 UTC via an FALCON 9 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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66766 intel report (Beta)
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Edit Public Description
Identifier
Orbit
Country
TW / TWNRelated business
Manufacturer
TRON
Mission
Operational Commercial Communications
Bus & Motor
CUBESAT 8U, Unknown motor
Mass
15 kg wet, ~15 kg dry
Launch date (UTC)
Launch vehicle
Launch site
Object type
Shape & HBR
Box, 0.2 m
Radar Cross Section
0.100 m²
Expand to show TLE details & historyLast TLE update: 22 hours ago
TLE from 22 hours ago
0 T-MICROSAT-1
1 66766U 25276DE 26034.17713303 .00007012 00000-0 33710-3 0 9990
2 66766 97.4298 110.0837 0000673 82.3629 277.7682 15.19118730 10082Epoch: 2026-02-03T04:15Z
TLE epoch observation values (Epoch: 2026-02-03T04:15:04.293Z)
Latitude
-0.00004°
Longitude
-87.04599°
Altitude
511.529 km
Speed
7.608 km/s
True Right ascension
07h 20m 20s
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
04:09:59
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
505.934 km
Perigee altitude
505.007 km
Semi-major axis
6,883.608 km
Eccentricity
0.00007
Inclination
97.4298°
RAAN
110.0837°
Arg. of periapsis
82.3629°
True anomaly
277.76056°
Mean anomaly
277.7682°
Eccentric anomaly
277.76438°
Mean motion
3.80031 °/min
Orbital period
94.73 mins
BSTAR
0.0003371
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Other satellites on launch #276 in the year 2025 (2025-11-28 UTC)
Did you know?
You can import UDL-sourced sensor .json files into the Sandbox to generate a visibility chart that accounts for multi-vendor sensor geometry.T-MICROSAT-1 Visibility forecast
Loading observer location...
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. |
|---|---|---|---|---|---|---|---|
| 4 mins | 2026-02-04 04:07:24.090Z | 104.133° ESE | 2026-02-04 04:09:24.090Z | 64.72° ENE | 17.967° | 2026-02-04 04:11:24.090Z | 28.382° NE |
| 4 mins | 2026-02-04 05:41:24.090Z | 225.963° WSW | 2026-02-04 05:43:24.090Z | 276.296° WNW | 22.937° | 2026-02-04 05:45:24.090Z | 314.864° NW |
| 4 mins | 2026-02-04 17:12:24.090Z | 61.191° ENE | 2026-02-04 17:13:24.090Z | 86.2° E | 24.204° | 2026-02-04 17:16:24.090Z | 151.206° SSE |
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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