Space Brief 11 Feb 2025
Today's highlights include the debut of a new Chinese rocket, a successful Starlink launch, and concerns about Artemis 3. We also cover DoD developments and a notable SpaceX milestone.
ONEWEB-0720 (55835)
COSPAR: 2023-029AR | Alt Name: OneWeb SL0720
Image
Additional Sources
Launch Details
Launch Date
March 9, 2023
Launch Site
Launch Pad
LC40
Launch Vehicle
Orbital Elements
NORAD ID
55835
International Designator
2023-029AR
Epoch
Sun, 19 Jul 2026 19:12:48 GMT
Apogee
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Perigee
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Inclination
87.92°
Right Ascension
298.48°
Eccentricity
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Argument of Perigee
107.48°
Period
109.11 min
Mean Motion
13.20 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-0720
Alternative Name
OneWeb SL0720
Type
Payload
Status
Operational
Owner
ONEWEBN
Country
United Kingdom
Constellation
N/A
Related Satellites
Major Events
N/A
Latest TLEs
1 55835U 23029AR 26200.80056169 .00000016 00000+0 86834-5 0 9997
2 55835 87.9182 298.4829 0002198 107.4758 252.6615 13.19726381163140
Source: Celestrak
Summary
ONEWEB-0720, also known as OneWeb SL0720, is a communication satellite manufactured by ONEWUS and owned by ONEWEBN. It was launched on March 9, 2023, from LC40 at AFETR using a Falcon 9 launch vehicle. The spacecraft has an arrow bus configuration, with dimensions of 1.3 meters in length, 1 meter in diameter, and a span of 5 meters. Its dry mass is 140 kilograms, and it was launched with a total mass of 148 kilograms. Equipped with a Ku-Band payload and powered by solar arrays and batteries, the satellite also uses SPT-50 or BHT-350 Hall effect thrusters for propulsion. The mission's purpose is communication, and it has an expected operational lifetime of 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 L17-002
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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