ONEWEB-0439, 51635
Orbit data source: Space-Track
ONEWEB-0439, 51635 is a payload satellite owned by One Web (NAA) (UK) in LEO that was launched on Thu, 10 Feb 2022 UTC via a SOYUZ-ST-B launch vehicle from the French Guiana (FRGUI). 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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51635 intel report (Beta)
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Identifier
Orbit
Country
UKRelated business
Manufacturer
One Web
Mission
Operational Commercial Communications
Bus & Motor
ARROW, Unknown motor
Mass
148 kg wet, ~140 kg dry
Launch date (UTC)
Launch vehicle
Launch site
Object type
Shape & HBR
Trap Box + 2 Pan, 6.7 m
Radar Cross Section
3.464 m², Large (>1 m²)
Expand to show TLE details & historyLast TLE update: 2 days ago
TLE from 2 days ago
0 ONEWEB-0439
1 51635U 22012P 26171.31335144 .00000096 00000-0 24015-3 0 9998
2 51635 87.8824 35.6459 0001759 80.8986 279.2340 13.10243984209735Epoch: 2026-06-20T07:31Z
TLE epoch observation values (Epoch: 2026-06-20T07:31:13.564Z)
Latitude
-0.00004°
Longitude
14.30962°
Altitude
1,224.888 km
Speed
7.242 km/s
True Right ascension
02h 22m 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
21:25:30
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
1,220.672 km
Perigee altitude
1,217.999 km
Semi-major axis
7,597.472 km
Eccentricity
0.00018
Inclination
87.8824°
RAAN
35.6459°
Arg. of periapsis
80.8986°
True anomaly
279.2141°
Mean anomaly
279.234°
Eccentric anomaly
279.22405°
Mean motion
3.27748 °/min
Orbital period
109.84 mins
BSTAR
0.00024015
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Other satellites on launch #12 in the year 2022 (2022-02-10 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.ONEWEB-0439 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. |
|---|---|---|---|---|---|---|---|
| 12 mins | 2026-06-22 14:36:30.302Z | 150.199° SSE | 2026-06-22 14:42:30.302Z | 83.242° E | 36.022° | 2026-06-22 14:48:30.302Z | 15.329° NNE |
| 11 mins | 2026-06-22 16:27:30.302Z | 226.307° WSW | 2026-06-22 16:32:30.302Z | 278.059° WNW | 27.422° | 2026-06-22 16:38:30.302Z | 338.431° N |
| 11 mins | 2026-06-23 02:07:30.302Z | 23.222° NE | 2026-06-23 02:12:30.302Z | 81.699° E | 31.445° | 2026-06-23 02:18:30.302Z | 144.689° SSE |
| 11 mins | 2026-06-23 03:57:30.302Z | 336.663° NNW | 2026-06-23 04:02:30.302Z | 277.656° WNW | 32.03° | 2026-06-23 04:08:30.302Z | 216.422° SW |
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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