Space Brief 7 Apr 2025
Today's highlights include new ESA Euclid data, upcoming Blue Origin flight, and multiple Starlink launches, delivering fresh satellite tracking opportunities.
ONEWEB-0430 (50501)
COSPAR: 2021-132AJ | Alt Name: OneWeb SL0430
Image
Additional Sources
Launch Details
Launch Date
December 27, 2021
Launch Site
Launch Pad
LC31
Launch Vehicle
Soyuz-2-1B
Orbital Elements
NORAD ID
50501
International Designator
2021-132AJ
Epoch
Sun, 19 Jul 2026 19:15:41 GMT
Apogee
Calculating...
Perigee
Calculating...
Inclination
87.92°
Right Ascension
328.97°
Eccentricity
Calculating...
Argument of Perigee
103.24°
Period
109.20 min
Mean Motion
13.19 rev/day
Latitude
Calculating...
Longitude
Calculating...
Altitude
Calculating...
Velocity
Calculating...
Polar Plot
3D Visualization
Explore in the Catalog
Basic Satellite Info
Name
ONEWEB-0430
Alternative Name
OneWeb SL0430
Type
Payload
Status
Operational
Owner
ONEWEBN
Country
United Kingdom
Constellation
N/A
Related Satellites
Major Events
N/A
Latest TLEs
1 50501U 21132AJ 26200.80255810 -.00000327 00000+0 -86346-3 0 9992
2 50501 87.9195 328.9715 0002163 103.2444 256.8930 13.18685026225920
Source: Celestrak
Summary
The satellite ONEWEB-0430 (also known as OneWeb SL0430) was launched on December 27, 2021, from the TYMSC Launch Site LC31 using a Soyuz-2-1B launch vehicle. It is a communication satellite with an Arrow bus configuration manufactured by ONEWUS for the UK-based owner ONEWEBN. The satellite has dimensions of 1.3 meters in length and 1 meter in diameter, with a span of 5 meters. Its dry mass is 140 kg, and it had a launch mass of 148 kg. It is equipped with a Ku-Band payload for communication purposes and solar arrays and batteries for power supply. The satellite's expected operational lifetime is 7 years, and its motor consists of 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 L12-030
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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