ONEWEB-0639, 55803
Orbit data source: Space-Track
ONEWEB-0639, 55803 is a payload satellite owned by One Web (NAA) (UK) in LEO that was launched on Thu, 09 Mar 2023 UTC via an FALCON 9 launch vehicle from the Air Force Eastern Test Range (AFETR). 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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55803 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-0639
1 55803U 23029H 26171.44367387 -.00000032 00000-0 -11284-3 0 9992
2 55803 87.9173 304.3270 0001460 130.6979 229.4280 13.19725701159337Epoch: 2026-06-20T10:38Z
TLE epoch observation values (Epoch: 2026-06-20T10:38:53.422Z)
Latitude
-0.00009°
Longitude
-124.05381°
Altitude
1,189.388 km
Speed
7.259 km/s
True Right ascension
20h 17m 18s
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
21:43:16
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
1,183.977 km
Perigee altitude
1,181.77 km
Semi-major axis
7,561.011 km
Eccentricity
0.00015
Inclination
87.9173°
RAAN
304.327°
Arg. of periapsis
130.6979°
True anomaly
229.41529°
Mean anomaly
229.428°
Eccentric anomaly
229.42165°
Mean motion
3.30121 °/min
Orbital period
109.05 mins
BSTAR
-0.00011284
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Other satellites on launch #29 in the year 2023 (2023-03-09 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-0639 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. |
|---|---|---|---|---|---|---|---|
| 10 mins | 2026-06-22 19:40:13.028Z | 27.795° NE | 2026-06-22 19:45:13.028Z | 76.435° E | 23.071° | 2026-06-22 19:50:13.028Z | 126.086° SE |
| 12 mins | 2026-06-22 21:29:13.028Z | 347.794° N | 2026-06-22 21:35:13.028Z | 264.269° W | 39.547° | 2026-06-22 21:41:13.028Z | 201.159° SSW |
| 9 mins | 2026-06-23 07:56:13.028Z | 119.432° SE | 2026-06-23 08:00:13.028Z | 76.65° E | 23.916° | 2026-06-23 08:05:13.028Z | 27.762° NE |
| 12 mins | 2026-06-23 09:43:13.028Z | 201.797° SSW | 2026-06-23 09:49:13.028Z | 283.805° WNW | 38.856° | 2026-06-23 09:55:13.028Z | 349.645° 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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