BILSAT 1, 27943
Orbit data source: Space-Track
BILSAT 1, 27943 is a payload satellite owned by TUBITAK-BILTEN (TR) in SSO that was launched on Sat, 27 Sep 2003 UTC via a KOSMOS 11K65M launch vehicle from the Plesetsk Missile And Space Complex (PKMTR). 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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27943 intel report (Beta)
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Edit Public Description
Identifier
Orbit
Country
Unknown / TURKRelated business
Manufacturer
SSTL
Mission
Civil Imaging
Bus & Motor
SSTL-100, Unknown motor
Mass
100 kg wet, 100 kg dry
Launch date (UTC)
Launch vehicle
Launch site
Object type
Shape & HBR
Box + 1 Arm, 3.3 m
Radar Cross Section
0.540 m², Medium (>0.1 m² and < 1m²)
Expand to show TLE details & historyLast TLE update: 17 hours ago
TLE from 17 hours ago
0 BILSAT 1
1 27943U 03042E 25338.05664863 .00000939 00000-0 17729-3 0 9993
2 27943 98.3762 138.8298 0009791 239.8222 120.2012 14.66856869185512Epoch: 2025-12-04T01:21Z
TLE epoch observation values (Epoch: 2025-12-04T01:21:34.441Z)
Latitude
-0.00002°
Longitude
45.31773°
Altitude
677.587 km
Speed
7.516 km/s
True Right ascension
09h 15m 19s
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
16:31:45
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
675.099 km
Perigee altitude
661.301 km
Semi-major axis
7,046.337 km
Eccentricity
0.00098
Inclination
98.3762°
RAAN
138.8298°
Arg. of periapsis
239.8222°
True anomaly
120.29811°
Mean anomaly
120.2012°
Eccentric anomaly
120.24966°
Mean motion
3.66943 °/min
Orbital period
98.11 mins
BSTAR
0.00017729
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Other satellites on launch #42 in the year 2003 (2003-09-27 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.BILSAT 1 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. |
|---|---|---|---|---|---|---|---|
| 8 mins | 2025-12-04 23:12:55.168Z | 30.916° NE | 2025-12-04 23:16:55.168Z | 96.226° ESE | 31.448° | 2025-12-04 23:20:55.168Z | 165.057° S |
| 5 mins | 2025-12-05 00:51:55.168Z | 325.698° NNW | 2025-12-05 00:53:55.168Z | 291.978° WNW | 19.583° | 2025-12-05 00:56:55.168Z | 248.515° W |
| 6 mins | 2025-12-05 10:14:55.168Z | 126.027° SE | 2025-12-05 10:17:55.168Z | 63.763° ENE | 30.381° | 2025-12-05 10:20:55.168Z | 10.594° NNE |
| 5 mins | 2025-12-05 11:52:55.168Z | 232.731° WSW | 2025-12-05 11:54:55.168Z | 266.516° W | 19.911° | 2025-12-05 11:57:55.168Z | 311.142° NW |
Co-orbital & Co-planar RSOs
Thresholds — Semi-major Axis: ±100 km, RAAN: ±3°, Inclination: ±5°
TCA is derived from TLE conjunctions
Click to sort rows by RSO header in ascending order | Click to sort rows by Country header in ascending order | Click to sort rows by Type header in ascending order | Click to sort rows by Inclination Δ header in ascending order | Click to sort rows by RAAN Δ header in ascending order | Click to sort rows by Coplanar Angle header in ascending order | Click to sort rows by SMA Δ header in ascending order | Click to sort rows by Orbital period header in ascending order | Click to sort rows by <5km Md TCA header in descending order |
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CAUTION: Conjunctions in this section are generated from low-fidelity TLE screenings
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