SEMI-1L, 66294
Orbit data source: Space-Track
SEMI-1L, 66294 is a Turkish payload satellite in LEO that was launched on Sun, 02 Nov 2025 UTC via an FALCON 9 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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66294 intel report (Beta)
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Identifier
Orbit
Country
TR / TURKRelated business
Manufacturer
UNKTR
Mission
Operational Commercial Communications
Bus & Motor
CUBESAT 6U?, Unknown motor
Mass
12 kg wet, 12 kg dry
Launch date (UTC)
Launch vehicle
Launch site
Object type
Shape & HBR
Box, 0.1 m
Radar Cross Section
0.008 m², Medium (>0.1 m² and < 1m²)
Expand to show TLE details & historyLast TLE update: 14 hours ago
TLE from 14 hours ago
0 SEMI-1L
1 66294U 25248B 26242.57882022 .00004182 00000-0 19389-3 0 9996
2 66294 45.4057 82.0521 0002447 165.1119 194.9840 15.21687003 45842Epoch: 2026-08-30T13:53Z
TLE epoch observation values (Epoch: 2026-08-30T13:53:30.067Z)
Latitude
-0.00003°
Longitude
-105.09559°
Altitude
502.422 km
Speed
7.614 km/s
True Right ascension
05h 28m 12s
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
19:43:23
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
503.972 km
Perigee altitude
500.605 km
Semi-major axis
6,880.426 km
Eccentricity
0.00024
Inclination
45.4057°
RAAN
82.0521°
Arg. of periapsis
165.1119°
True anomaly
194.97675°
Mean anomaly
194.984°
Eccentric anomaly
194.98038°
Mean motion
3.80295 °/min
Orbital period
94.66 mins
BSTAR
0.00019389
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Other satellites on launch #248 in the year 2025 (2025-11-02 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.SEMI-1L 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. |
|---|---|---|---|---|---|---|---|
| 4 mins | 2026-08-31 15:16:26.119Z | 169.499° S | 2026-08-31 15:18:26.119Z | 135.528° SSE | 14.912° | 2026-08-31 15:20:26.119Z | 103.088° ESE |
| 6 mins | 2026-08-31 16:54:26.119Z | 238.356° WSW | 2026-08-31 16:57:26.119Z | 88.734° E | 42.632° | 2026-08-31 17:00:26.119Z | 67.292° ENE |
| 5 mins | 2026-08-31 18:34:26.119Z | 295.609° NW | 2026-08-31 18:36:26.119Z | 353.673° N | 32.11° | 2026-08-31 18:39:26.119Z | 58.172° ENE |
| 6 mins | 2026-08-31 20:13:26.119Z | 305.869° NW | 2026-08-31 20:16:26.119Z | 27.395° NE | 32.185° | 2026-08-31 20:19:26.119Z | 80.365° E |
| 5 mins | 2026-08-31 21:53:26.119Z | 286.399° WNW | 2026-08-31 21:55:26.119Z | 198.785° SSW | 43.388° | 2026-08-31 21:58:26.119Z | 125.542° SE |
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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