Space Brief 28 Sep 2025
Today's highlights include China's latest satellite launches, Blue Origin's expansion plans, and Purdue University's groundbreaking suborbital mission with Virgin Galactic.
ONEWEB-0123 (47269)
COSPAR: 2020-100M | Alt Name: OneWeb SL0120
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
47269
International Designator
2020-100M
Epoch
Sat, 04 Jul 2026 04:59:05 GMT
Apogee
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Perigee
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Inclination
87.89°
Right Ascension
347.28°
Eccentricity
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Argument of Perigee
91.59°
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-0123
Alternative Name
OneWeb SL0120
Type
Payload
Status
Operational
Owner
ONEWEB
Country
United Kingdom
Constellation
N/A
Related Satellites
Major Events
N/A
Latest TLEs
1 47269U 20100M 26185.20770195 .00000409 00000-0 11024-2 0 9997
2 47269 87.8950 347.2823 0001906 91.5886 268.5461 13.12442247266926
Source: Celestrak
Summary
The ONEWEB-0123 satellite, also known as OneWeb SL0120, is a communication satellite manufactured by ONEWUS for the UK-based company OneWeb. It was launched on December 18, 2020, from Vostochny Cosmodrome's PU1S launch pad using a Soyuz-2-1B launch vehicle. The satellite operates with a Ku-Band payload and is equipped with solar arrays and batteries for power generation. It has a trapezoidal shape with two panels, measuring 1.3 meters in length, 1 meter in diameter, and spans 5 meters when deployed. Its dry mass is 140 kg, while its launch mass was 148 kg. The satellite uses SPT-50 or BHT-350 Hall effect thrusters for propulsion and has a designed lifetime of 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 L4-012
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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