ONEWEB-0444, 51638
Orbit data source: Space-Track
ONEWEB-0444, 51638 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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51638 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-0444
1 51638U 22012S 26171.37962669 -.00000343 00000-0 -10193-2 0 9993
2 51638 87.8828 35.6313 0001665 76.7964 283.3349 13.10288931209755Epoch: 2026-06-20T09:06Z
TLE epoch observation values (Epoch: 2026-06-20T09:06:39.746Z)
Latitude
0.00001°
Longitude
-9.6294°
Altitude
1,224.637 km
Speed
7.242 km/s
True Right ascension
02h 22m 31s
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
21:27:42
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
1,220.426 km
Perigee altitude
1,217.897 km
Semi-major axis
7,597.298 km
Eccentricity
0.00017
Inclination
87.8828°
RAAN
35.6313°
Arg. of periapsis
76.7964°
True anomaly
283.31633°
Mean anomaly
283.3349°
Eccentric anomaly
283.32562°
Mean motion
3.27759 °/min
Orbital period
109.84 mins
BSTAR
-0.0010193
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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-0444 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 14:21:41.951Z | 142.773° SSE | 2026-06-22 14:27:41.951Z | 85.797° E | 30.863° | 2026-06-22 14:33:41.951Z | 20.465° NNE |
| 12 mins | 2026-06-22 16:12:41.951Z | 217.362° SW | 2026-06-22 16:17:41.951Z | 274.505° WNW | 32.476° | 2026-06-22 16:24:41.951Z | 345.884° N |
| 11 mins | 2026-06-23 01:52:41.951Z | 26.983° NE | 2026-06-23 01:57:41.951Z | 79.22° E | 26.404° | 2026-06-23 02:03:41.951Z | 136.477° SSE |
| 12 mins | 2026-06-23 03:42:41.951Z | 342.722° N | 2026-06-23 03:47:41.951Z | 281.233° WNW | 37.027° | 2026-06-23 03:54:41.951Z | 205.601° 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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