Understanding Earth's Orbits and Their Applications
Explore the dynamic realms of Earth's orbits, from LEO to GEO, unraveling the crucial roles they play in global communication, navigation, and surveillance.
ONEWEB-0129 (47275)
COSPAR: 2020-100T | Alt Name: OneWeb SL0147
Image
Additional Sources
Launch Details
Launch Date
December 18, 2020
Launch Site
VOSTO
Launch Pad
PU1S
Launch Vehicle
Soyuz-2-1B
Orbital Elements
NORAD ID
47275
International Designator
2020-100T
Epoch
Sat, 04 Jul 2026 03:55:38 GMT
Apogee
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Perigee
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Inclination
87.90°
Right Ascension
347.28°
Eccentricity
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Argument of Perigee
103.06°
Period
109.72 min
Mean Motion
13.12 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
Basic Satellite Info
Name
ONEWEB-0129
Alternative Name
OneWeb SL0147
Type
Payload
Status
Operational
Owner
ONEWEB
Country
United Kingdom
Constellation
N/A
Related Satellites
Major Events
N/A
Latest TLEs
1 47275U 20100T 26185.16364399 -.00000374 00000-0 -10753-2 0 9995
2 47275 87.8957 347.2809 0002917 103.0559 257.0895 13.12440956266900
Source: Celestrak
Summary
The satellite ONEWEB-0129 (also known as OneWeb SL0147) is a communication satellite manufactured by ONEWUS for the UK-based company OneWeb. It was launched on December 18, 2020, from Vostochny Cosmodrome using a Soyuz-2-1B launch vehicle. The spacecraft features an Arrow bus configuration and has dimensions of 1.3 meters in length, 1 meter in diameter, and a span of 5 meters when deployed. It carries a Ku-Band payload and is powered by solar arrays and batteries. At launch, the satellite had a mass of 148 kg with a dry mass of 140 kg. Its propulsion system includes SPT-50 or BHT-350 Hall effect thrusters. The planned operational lifetime for ONEWEB-0129 is approximately seven 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 L4-018
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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