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: 15 hours ago
TLE from 15 hours ago
0 BILSAT 1
1 27943U 03042E 26304.05878036 .00000133 00000-0 32859-4 0 9994
2 27943 98.4063 117.6479 0009645 286.8934 73.1212 14.67132822234041Epoch: 2026-10-31T01:24Z
TLE epoch observation values (Epoch: 2026-10-31T01:24:38.623Z)
Latitude
0.00004°
Longitude
57.11702°
Altitude
671.256 km
Speed
7.522 km/s
True Right ascension
07h 50m 35s
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
11:43:34
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
674.113 km
Perigee altitude
660.522 km
Semi-major axis
7,045.454 km
Eccentricity
0.00096
Inclination
98.4063°
RAAN
117.6479°
Arg. of periapsis
286.8934°
True anomaly
73.227°
Mean anomaly
73.1212°
Eccentric anomaly
73.1741°
Mean motion
3.67011 °/min
Orbital period
98.09 mins
BSTAR
0.000032859
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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. |
|---|---|---|---|---|---|---|---|
| 7 mins | 2026-11-01 00:54:09.426Z | 2.651° NNE | 2026-11-01 00:57:09.426Z | 307.899° NW | 60.171° | 2026-11-01 01:01:09.426Z | 208.659° SW |
| 7 mins | 2026-11-01 11:55:09.426Z | 180.62° SSW | 2026-11-01 11:58:09.426Z | 283.094° WNW | 64.791° | 2026-11-01 12:02:09.426Z | 340.671° N |
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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