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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Identifier
Orbit
Country
TR / 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: 11 hours ago
TLE from 11 hours ago
0 BILSAT 1
1 27943U 03042E 26246.22411467 .00000188 00000-0 42641-4 0 9999
2 27943 98.4046 58.3484 0012067 104.6242 255.6301 14.67103779225562Epoch: 2026-09-03T05:22Z
TLE epoch observation values (Epoch: 2026-09-03T05:22:43.507Z)
Latitude
0.00006°
Longitude
-4.69825°
Altitude
675.439 km
Speed
7.518 km/s
True Right ascension
03h 53m 23s
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
08:04:16
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
675.912 km
Perigee altitude
658.909 km
Semi-major axis
7,045.547 km
Eccentricity
0.00121
Inclination
98.4046°
RAAN
58.3484°
Arg. of periapsis
104.6242°
True anomaly
255.4962°
Mean anomaly
255.6301°
Eccentric anomaly
255.56314°
Mean motion
3.67004 °/min
Orbital period
98.09 mins
BSTAR
0.000042641
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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 | 2026-09-03 23:57:30.556Z | 30.649° NE | 2026-09-04 00:01:30.556Z | 104.495° ESE | 32.907° | 2026-09-04 00:05:30.556Z | 168.771° S |
| 4 mins | 2026-09-04 01:36:30.556Z | 321.253° NNW | 2026-09-04 01:38:30.556Z | 287.626° WNW | 18.038° | 2026-09-04 01:40:30.556Z | 257.811° W |
| 6 mins | 2026-09-04 10:59:30.556Z | 126.296° SE | 2026-09-04 11:02:30.556Z | 54.914° ENE | 31.215° | 2026-09-04 11:05:30.556Z | 6.946° NNE |
| 4 mins | 2026-09-04 12:37:30.556Z | 237.901° WSW | 2026-09-04 12:39:30.556Z | 271.293° WNW | 18.187° | 2026-09-04 12:41:30.556Z | 301.905° NW |
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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