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STARLINK-5539 (55747)
COSPAR: 2023-028G | Alt Name: Starlink 5539
Image
Additional Sources
Launch Details
Orbital Elements
NORAD ID
55747
International Designator
2023-028G
Epoch
Sun, 19 Jul 2026 10:35:23 GMT
Apogee
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Perigee
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Inclination
70.00°
Right Ascension
272.33°
Eccentricity
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Argument of Perigee
269.21°
Period
96.11 min
Mean Motion
14.98 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
STARLINK-5539
Alternative Name
Starlink 5539
Type
Payload
Status
Operational
Owner
SPXS
Country
United States
Constellation
N/A
Related Satellites
Major Events
N/A
Latest TLEs
1 55747U 23028G 26200.44124889 -.00002055 00000+0 -16451-3 0 9996
2 55747 69.9990 272.3298 0003617 269.2082 90.8662 14.98315104185776
Source: Celestrak
Summary
STARLINK-5539 is a communication satellite belonging to the Starlink constellation, operated by SpaceX (SPXS). Launched on March 3, 2023, from AFWTR SLC4E using a Falcon 9 launch vehicle, this satellite has a shape described as "Box + pan" with dimensions of 0.2 meters in length and 2.8 meters in diameter, and spans up to 9 meters when its components are fully deployed. It carries equipment such as Ku/Ka-band payload and an optical inter-satellite link for communication purposes. The satellite's dry mass is 290 kilograms with a launch mass of 305 kilograms. Power is supplied by solar arrays complemented by batteries, while it employs krypton ion thrusters for propulsion.
Starlink is a satellite constellation developed by SpaceX with the aim of providing global broadband internet coverage. Thousands of small satellites are deployed in low Earth orbit (LEO), enabling high-speed internet access even in remote areas. However, the rapid increase in satellites raises concerns about space debris and the potential for collisions, which can lead to further debris creation and endanger other spacecraft. Additionally, the sheer number of Starlink satellites can affect astronomical observations by increasing light pollution. Proper deorbiting plans and international coordination are essential to mitigate these challenges and ensure long-term sustainability in space.
Starlink is a satellite constellation developed by SpaceX with the aim of providing global broadband internet coverage. Thousands of small satellites are deployed in low Earth orbit (LEO), enabling high-speed internet access even in remote areas. However, the rapid increase in satellites raises concerns about space debris and the potential for collisions, which can lead to further debris creation and endanger other spacecraft. Additionally, the sheer number of Starlink satellites can affect astronomical observations by increasing light pollution. Proper deorbiting plans and international coordination are essential to mitigate these challenges and ensure long-term sustainability in space.
Physical Characteristics
Length
0.2
Diameter
2.8
Span
9
Dry Mass
290
Launch Mass
305
Shape
Box + pan
Radar Cross Section
Unknown
Visual Magnitude
Unknown
Color
Unknown
Material Composition
Unknown
Technical Details
Payload
Starlink Group 2-7-07
Purpose
Communication
Mission
Communication
Manufacturer
SPXS
Life Expectancy
Unknown
Bus
Starlink
Configuration
Unknown
Motor
Krypton ion thrusters
Equipment
Ku/Ka-band payload, optical inter-satellite link
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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