ONEWEB-0355, 49218
Orbit data source: Space-Track
ONEWEB-0355, 49218 is a payload satellite owned by One Web (NAA) (UK) in LEO that was launched on Tue, 14 Sep 2021 UTC via a SOYUZ-2-1B launch vehicle from the Tyuratam Missile And Space Complex (TTMTR). 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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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-0355
1 49218U 21083AJ 26171.40578637 .00000414 00000-0 10995-2 0 9990
2 49218 87.8953 319.5924 0001938 105.3441 254.7902 13.13469826231321Epoch: 2026-06-20T09:44Z
TLE epoch observation values (Epoch: 2026-06-20T09:44:19.942Z)
Latitude
-0.00005°
Longitude
-95.11157°
Altitude
1,213.044 km
Speed
7.247 km/s
True Right ascension
21h 18m 22s
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
21:41:25
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
1,208.351 km
Perigee altitude
1,205.411 km
Semi-major axis
7,585.018 km
Eccentricity
0.00019
Inclination
87.8953°
RAAN
319.5924°
Arg. of periapsis
105.3441°
True anomaly
254.76877°
Mean anomaly
254.7902°
Eccentric anomaly
254.77949°
Mean motion
3.28555 °/min
Orbital period
109.57 mins
BSTAR
0.0010995
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Other satellites on launch #83 in the year 2021 (2021-09-14 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-0355 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 11:12:22.870Z | 215.225° SW | 2026-06-22 11:18:22.870Z | 276.773° WNW | 31.041° | 2026-06-22 11:24:22.870Z | 341.294° N |
| 10 mins | 2026-06-22 20:52:22.870Z | 29.587° NE | 2026-06-22 20:56:22.870Z | 72.305° E | 26.814° | 2026-06-22 21:02:22.870Z | 135.216° SSE |
| 12 mins | 2026-06-22 22:41:22.870Z | 342.896° N | 2026-06-22 22:46:22.870Z | 285.997° WNW | 36.116° | 2026-06-22 22:53:22.870Z | 207.244° SW |
| 10 mins | 2026-06-23 09:10:22.870Z | 131.227° SE | 2026-06-23 09:15:22.870Z | 72.638° E | 28.844° | 2026-06-23 09:20:22.870Z | 22.828° NE |
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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