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ONEWEB-0373 (49299)
COSPAR: 2021-090W | Alt Name: OneWeb SL0373
Image
Additional Sources
Launch Details
Launch Date
October 14, 2021
Launch Site
VOSTO
Launch Pad
PU1S
Launch Vehicle
Soyuz-2-1B
Orbital Elements
NORAD ID
49299
International Designator
2021-090W
Epoch
Fri, 03 Jul 2026 18:40:45 GMT
Apogee
Calculating...
Perigee
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Inclination
87.92°
Right Ascension
271.14°
Eccentricity
Calculating...
Argument of Perigee
97.79°
Period
109.03 min
Mean Motion
13.21 rev/day
Latitude
Calculating...
Longitude
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Altitude
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Velocity
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Polar Plot
3D Visualization
Basic Satellite Info
Name
ONEWEB-0373
Alternative Name
OneWeb SL0373
Type
Payload
Status
Operational
Owner
ONEWEBN
Country
United Kingdom
Constellation
N/A
Related Satellites
Major Events
N/A
Latest TLEs
1 49299U 21090W 26184.77830768 .00000047 00000-0 84814-4 0 9992
2 49299 87.9192 271.1359 0002081 97.7886 262.3484 13.20772364233210
Source: Celestrak
Summary
ONEWEB-0373, also known as OneWeb SL0373, is a communication satellite manufactured by ONEWUS and launched on October 14, 2021, from the Vostochny Cosmodrome using a Soyuz-2-1B launch vehicle. It has an Arrow bus configuration with dimensions of 1.3 meters in length, 1 meter in diameter, and a span of 5 meters. The satellite weighs 148 kilograms at launch and has a dry mass of 140 kilograms. Equipped with a Ku-Band payload for communication purposes and powered by solar arrays and batteries, ONEWEB-0373 is designed to operate for approximately seven years in space. It utilizes SPT-50 or BHT-350 Hall effect thrusters for propulsion and has a trapezoidal shape with two panels. The satellite is owned by ONEWEBN and was launched as part of the OneWeb L11-017 mission to provide global communication services.
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 L11-017
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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