Space Brief 9 Jun 2025
Key space events for today include potential changes in US space policy involving SpaceX, uncertainties regarding NASA's Starliner, and China's new steps in asteroid exploration.
ONEWEB-0537 (56046)
COSPAR: 2023-043A | Alt Name: OneWeb SL0537
Image
Additional Sources
Launch Details
Launch Date
March 26, 2023
Launch Site
SRILR
Launch Pad
SLP
Launch Vehicle
LVM3
Orbital Elements
NORAD ID
56046
International Designator
2023-043A
Epoch
Sun, 19 Jul 2026 02:43:11 GMT
Apogee
Calculating...
Perigee
Calculating...
Inclination
87.91°
Right Ascension
222.43°
Eccentricity
Calculating...
Argument of Perigee
88.32°
Period
109.37 min
Mean Motion
13.17 rev/day
Latitude
Calculating...
Longitude
Calculating...
Altitude
Calculating...
Velocity
Calculating...
Polar Plot
3D Visualization
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Basic Satellite Info
Name
ONEWEB-0537
Alternative Name
OneWeb SL0537
Type
Payload
Status
Operational
Owner
ONEWEBN
Country
United Kingdom
Constellation
N/A
Related Satellites
Major Events
N/A
Latest TLEs
1 56046U 23043A 26200.11332727 .00000032 00000+0 50755-4 0 9999
2 56046 87.9076 222.4296 0002171 88.3215 271.8164 13.16594106163167
Source: Celestrak
Summary
The ONEWEB-0537 satellite, also known as OneWeb SL0537, was launched on March 26, 2023, from the Satish Dhawan Space Centre (SRILR) using a Launch Vehicle Mark 3 (LVM3). This communication satellite is owned by OneWebN and manufactured by ONEWUS. It has an Arrow bus configuration and measures 1.3 meters in length with a diameter of 1 meter and a span of 5 meters when fully deployed. The satellite's dry mass is 140 kilograms, and its launch mass was 148 kilograms. It features a Ku-Band payload for communication purposes and utilizes solar arrays along with batteries for power. Equipped with SPT-50 or BHT-350 Hall effect thrusters, the satellite has an expected lifetime of seven years. Its shape is described as trapezoid with two panels, making it suitable for its intended mission in space.
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 L18-001
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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