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ONEWEB-0539 (54644)
COSPAR: 2022-166C | Alt Name: OneWeb SL0539
Image
Additional Sources
Launch Details
Launch Date
December 8, 2022
Launch Site
Launch Pad
LC39A
Launch Vehicle
Orbital Elements
NORAD ID
54644
International Designator
2022-166C
Epoch
Mon, 20 Jul 2026 03:26:18 GMT
Apogee
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Perigee
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Inclination
87.92°
Right Ascension
237.41°
Eccentricity
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Argument of Perigee
96.38°
Period
108.94 min
Mean Motion
13.22 rev/day
Latitude
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Longitude
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Altitude
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Velocity
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Polar Plot
3D Visualization
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Basic Satellite Info
Name
ONEWEB-0539
Alternative Name
OneWeb SL0539
Type
Payload
Status
Operational
Owner
ONEWEBN
Country
United Kingdom
Constellation
N/A
Related Satellites
Major Events
N/A
Latest TLEs
1 54644U 22166C 26201.14326649 .00000045 00000+0 78448-4 0 9999
2 54644 87.9236 237.4140 0001881 96.3810 263.7538 13.21824096175896
Source: Celestrak
Summary
The ONEWEB-0539 satellite, also known as OneWeb SL0539, was launched on December 8, 2022, from the LC39A pad at AFETR using a Falcon 9 launch vehicle. It is part of the UK-based ONEWUS constellation and serves communication purposes. The satellite has an arrow bus configuration with dimensions of 1.3 meters in length, 1 meter in diameter, and spans 5 meters when fully deployed. It weighs approximately 140 kilograms dry and had a launch mass of 148 kilograms. Equipped with a Ku-Band payload for its communication mission and solar arrays along with batteries for power generation, the satellite is expected to have an operational lifetime of seven years. The propulsion system includes SPT-50 or BHT-350 Hall effect thrusters.
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 L15-017
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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