ONEWEB-0247, 48777
Orbit data source: Space-Track
ONEWEB-0247, 48777 is a payload satellite owned by One Web (NAA) (UK) in LEO that was launched on Fri, 28 May 2021 UTC via a SOYUZ-2-1B launch vehicle from the Vostochny Cosmodrome (VOSTO). 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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48777 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-0247
1 48777U 21045L 26171.26566307 -.00000063 00000-0 -20191-3 0 9994
2 48777 87.9001 258.5997 0001222 111.6456 248.4804 13.15547821244812Epoch: 2026-06-20T06:22Z
TLE epoch observation values (Epoch: 2026-06-20T06:22:33.289Z)
Latitude
-0.00006°
Longitude
-105.52177°
Altitude
1,205.009 km
Speed
7.251 km/s
True Right ascension
17h 14m 23s
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
21:32:32
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
1,199.812 km
Perigee altitude
1,197.96 km
Semi-major axis
7,577.023 km
Eccentricity
0.00012
Inclination
87.9001°
RAAN
258.5997°
Arg. of periapsis
111.6456°
True anomaly
248.46737°
Mean anomaly
248.4804°
Eccentric anomaly
248.47389°
Mean motion
3.29075 °/min
Orbital period
109.4 mins
BSTAR
-0.00020191
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Other satellites on launch #45 in the year 2021 (2021-05-28 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-0247 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. |
|---|---|---|---|---|---|---|---|
| 13 mins | 2026-06-22 17:23:31.297Z | 10.415° NNE | 2026-06-22 17:29:31.297Z | 77.605° E | 39.124° | 2026-06-22 17:36:31.297Z | 161.366° S |
| 10 mins | 2026-06-22 19:14:31.297Z | 327.555° NNW | 2026-06-22 19:18:31.297Z | 287.152° WNW | 23.851° | 2026-06-22 19:24:31.297Z | 230.58° WSW |
| 12 mins | 2026-06-23 05:40:31.297Z | 158.664° S | 2026-06-23 05:46:31.297Z | 71.57° E | 40.372° | 2026-06-23 05:52:31.297Z | 9.66° NNE |
| 10 mins | 2026-06-23 07:31:31.297Z | 237.709° WSW | 2026-06-23 07:36:31.297Z | 288.084° WNW | 22.292° | 2026-06-23 07:41:31.297Z | 333.59° NNW |
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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