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ONEWEB-0391 (50471)
COSPAR: 2021-132C | Alt Name: OneWeb SL0391
Image
Additional Sources
Launch Details
Launch Date
December 27, 2021
Launch Site
Launch Pad
LC31
Launch Vehicle
Soyuz-2-1B
Orbital Elements
NORAD ID
50471
International Designator
2021-132C
Epoch
Sun, 19 Jul 2026 20:30:40 GMT
Apogee
Calculating...
Perigee
Calculating...
Inclination
87.92°
Right Ascension
359.38°
Eccentricity
Calculating...
Argument of Perigee
68.44°
Period
109.29 min
Mean Motion
13.18 rev/day
Latitude
Calculating...
Longitude
Calculating...
Altitude
Calculating...
Velocity
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Polar Plot
3D Visualization
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Basic Satellite Info
Name
ONEWEB-0391
Alternative Name
OneWeb SL0391
Type
Payload
Status
Operational
Owner
ONEWEBN
Country
United Kingdom
Constellation
N/A
Related Satellites
Major Events
N/A
Latest TLEs
1 50471U 21132C 26200.85463382 -.00000196 00000+0 -53828-3 0 9991
2 50471 87.9153 359.3803 0001854 68.4417 291.6912 13.17648057222380
Source: Celestrak
Summary
The satellite ONEWEB-0391 (OBJECT_ID: 2021-132C) was launched on December 27, 2021, from the TYMSC launch site using Soyuz-2-1B as its launch vehicle. It is a UK-based communication satellite with an arrow bus configuration and has a dry mass of 140 kg and a launch mass of 148 kg. The satellite features a Ku-Band payload for communications and utilizes solar arrays and batteries for power generation. Its dimensions include a length of 1.3 meters, diameter of 1 meter, and a span of 5 meters. It is equipped with SPT-50 or BHT-350 Hall effect thrusters as its motor system. The satellite's shape is described as trapezoid plus two panels. ONEWEB-0391 was manufactured by ONEWUS and has an expected lifetime of seven years. Its mission is to provide communication services, operated under the ownership of ONEWEBN.
Physical Characteristics
Length
1.3
Diameter
1
Span
5
Dry Mass
140
Launch Mass
148
Shape
Trapezoid+2 pan
Radar Cross Section
Unknown
Visual Magnitude
Unknown
Color
Unknown
Material Composition
Unknown
Technical Details
Payload
OneWeb L12-012
Purpose
Communication
Mission
Communication
Manufacturer
ONEWUS
Life Expectancy
+ 7 years
Bus
ARROW
Configuration
Arrow bus
Motor
SPT-50 or BHT-350 Hall effect thrusters
Equipment
Ku-Band payload
Power System
solar arrays, batteries
ADCS
Unknown
Transmitter Frequency
Unknown
Map
Next Pass
Azimuth Elevation Time (Local)
Start Azimuth
Max Elevation
Stop Azimuth
Time Until
Pass Duration
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