Space Brief 4 Sep 2024
Today's brief highlights SpaceX's Starlink launch, the sale of Telesat's remote communications services, advancements in hypersonic missile tracking, and more on satellite imagery from the NGA.
ONEWEB-0389 (50469)
COSPAR: 2021-132A | Alt Name: OneWeb SL0389
Image
Additional Sources
Launch Details
Launch Date
December 27, 2021
Launch Site
Launch Pad
LC31
Launch Vehicle
Soyuz-2-1B
Orbital Elements
NORAD ID
50469
International Designator
2021-132A
Epoch
Sun, 19 Jul 2026 11:19:04 GMT
Apogee
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Perigee
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Inclination
87.91°
Right Ascension
359.45°
Eccentricity
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Argument of Perigee
84.73°
Period
109.29 min
Mean Motion
13.18 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-0389
Alternative Name
OneWeb SL0389
Type
Payload
Status
Operational
Owner
ONEWEBN
Country
United Kingdom
Constellation
N/A
Related Satellites
Major Events
N/A
Latest TLEs
1 50469U 21132A 26200.47157743 -.00000161 00000+0 -44823-3 0 9994
2 50469 87.9149 359.4456 0001680 84.7268 275.4055 13.17648955222339
Source: Celestrak
Summary
The ONEWEB-0389 satellite, also known as OneWeb SL0389, was launched on December 27, 2021, from the TYMSC launch site using a Soyuz-2-1B launch vehicle from LC31 pad. It is owned by ONEWEBN and manufactured by ONEWUS in the UK. This communication satellite has an arrow bus configuration with dimensions of 1.3 meters in length, 1 meter in diameter, and spans 5 meters. The satellite weighs 148 kilograms at launch and 140 kilograms dry. It is powered by solar arrays and batteries and equipped with a Ku-Band payload for communication purposes. Its mission lifetime is projected to last for seven years, utilizing SPT-50 or BHT-350 Hall effect thrusters as its motor system. The satellite's shape consists of trapezoid and 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 L12-011
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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