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ONEWEB-0661 (55821)
COSPAR: 2023-029AB | Alt Name: OneWeb SL0661
Image
Additional Sources
Launch Details
Launch Date
March 9, 2023
Launch Site
Launch Pad
LC40
Launch Vehicle
Orbital Elements
NORAD ID
55821
International Designator
2023-029AB
Epoch
Sun, 19 Jul 2026 17:45:32 GMT
Apogee
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Perigee
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Inclination
87.90°
Right Ascension
283.25°
Eccentricity
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Argument of Perigee
107.73°
Period
109.55 min
Mean Motion
13.15 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-0661
Alternative Name
OneWeb SL0661
Type
Payload
Status
Operational
Owner
ONEWEBN
Country
United Kingdom
Constellation
N/A
Related Satellites
Major Events
N/A
Latest TLEs
1 55821U 23029AB 26200.73996300 .00000035 00000+0 60813-4 0 9993
2 55821 87.8952 283.2544 0001838 107.7322 252.4008 13.14502848163661
Source: Celestrak
Summary
ONEWEB-0661, also known as OneWeb SL0661, is a communication satellite manufactured by ONEWUS and owned by ONEWEBN. It was launched on March 9, 2023, from the AFETR launch site using a Falcon 9 launch vehicle from LC40. The satellite uses an Arrow bus configuration with dimensions of 1.3 meters in length, 1 meter in diameter, and has a span of 5 meters. Its dry mass is 140 kg and its launch mass was 148 kg. Equipped with a Ku-Band payload and powered by solar arrays and batteries, ONEWEB-0661 employs SPT-50 or BHT-350 Hall effect thrusters for propulsion. The satellite’s shape is described as trapezoid+2 pan, and it has a mission lifespan of 7 years.
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 L17-035
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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