Space Brief 9 Mar 2025
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ONEWEB-0406 (50486)
COSPAR: 2021-132T | Alt Name: OneWeb SL0406
Image
Additional Sources
Launch Details
Launch Date
December 27, 2021
Launch Site
Launch Pad
LC31
Launch Vehicle
Soyuz-2-1B
Orbital Elements
NORAD ID
50486
International Designator
2021-132T
Epoch
Sun, 19 Jul 2026 19:49:41 GMT
Apogee
Calculating...
Perigee
Calculating...
Inclination
87.92°
Right Ascension
328.97°
Eccentricity
Calculating...
Argument of Perigee
83.67°
Period
109.20 min
Mean Motion
13.19 rev/day
Latitude
Calculating...
Longitude
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Altitude
Calculating...
Velocity
Calculating...
Polar Plot
3D Visualization
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Basic Satellite Info
Name
ONEWEB-0406
Alternative Name
OneWeb SL0406
Type
Payload
Status
Operational
Owner
ONEWEBN
Country
United Kingdom
Constellation
N/A
Related Satellites
Major Events
N/A
Latest TLEs
1 50486U 21132T 26200.82617330 .00000056 00000+0 10939-3 0 9997
2 50486 87.9201 328.9665 0001612 83.6652 276.4664 13.18687016225927
Source: Celestrak
Summary
The ONEWEB-0406 satellite, also known as OneWeb SL0406, is owned by ONEWEBN and manufactured by ONEWUS. It was launched on December 27, 2021, from the TYMSC launch site using a Soyuz-2-1B launch vehicle from LC31 pad. The satellite has dimensions of 1.3 meters in length, 1 meter diameter, and spans 5 meters, with a dry mass of 140 kg and a launch mass of 148 kg. It is equipped with a Ku-Band payload for communication purposes and uses solar arrays and batteries for power. The satellite's propulsion system includes SPT-50 or BHT-350 Hall effect thrusters, and it has an expected operational lifetime of 7 years. Its shape is described as trapezoid plus two panels.
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 L12-023
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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