UK-DMC, 27942
Orbit data source: Space-Track
UK-DMC, 27942 is a payload satellite owned by BNSC (UK) 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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27942 intel report (Beta)
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Identifier
Orbit
Country
UKRelated business
Manufacturer
SSTL
Mission
Non-operational Civil Imaging
Bus & Motor
SSTL-100, Unknown motor
Mass
100 kg wet, 85.4 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 UK-DMC
1 27942U 03042D 26303.26674766 .00000633 00000-0 74926-4 0 9995
2 27942 98.0759 134.7788 0054436 121.8394 238.8137 14.87279028242842Epoch: 2026-10-30T06:24Z
TLE epoch observation values (Epoch: 2026-10-30T06:24:06.997Z)
Latitude
-0.00005°
Longitude
0.16037°
Altitude
629.311 km
Speed
7.533 km/s
True Right ascension
08h 59m 06s
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
17:23:45
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
641.486 km
Perigee altitude
565.475 km
Semi-major axis
6,981.618 km
Eccentricity
0.00544
Inclination
98.0759°
RAAN
134.7788°
Arg. of periapsis
121.8394°
True anomaly
238.28194°
Mean anomaly
238.8137°
Eccentric anomaly
238.54763°
Mean motion
3.72057 °/min
Orbital period
96.76 mins
BSTAR
0.000074926
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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.UK-DMC 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 | 2026-10-31 00:45:20.740Z | 57.581° ENE | 2026-10-31 00:47:20.740Z | 88.03° E | 15.436° | 2026-10-31 00:49:20.740Z | 121.146° SE |
| 6 mins | 2026-10-31 02:21:20.740Z | 344.105° N | 2026-10-31 02:23:20.740Z | 297.846° NW | 36.996° | 2026-10-31 02:27:20.740Z | 220.743° SW |
| 7 mins | 2026-10-31 13:12:20.740Z | 184.104° SSW | 2026-10-31 13:15:20.740Z | 249.893° W | 55.754° | 2026-10-31 13:19:20.740Z | 337.546° N |
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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