STARLINK-4391 (53189)

COSPAR: 2022-084A | Alt Name: Starlink 4391

Image

Additional Sources

Launch Details

Launch Date

July 22, 2022

Launch Site

AFWTR

Launch Pad

SLC4E

Launch Vehicle

Falcon 9

Orbital Elements

NORAD ID

53189

International Designator

2022-084A

Epoch

Mon, 20 Jul 2026 03:24:03 GMT

Apogee

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Perigee

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Inclination

97.28°

Right Ascension

259.45°

Eccentricity

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Argument of Perigee

118.07°

Period

95.64 min

Mean Motion

15.06 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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Starlink bus SpaceX Starlink constellation United States satellites Payloads

Basic Satellite Info

Name

STARLINK-4391

Alternative Name

Starlink 4391

Type

Payload

Status

Operational

Owner

SPXS

Country

United States

Constellation

N/A

Related Satellites

Major Events

N/A

Latest TLEs

1 53189U 22084A   26201.14171175 -.00000526  00000+0 -32558-4 0  9991

2 53189  97.2828 259.4540 0001923 118.0748 242.0674 15.05652162219984

Source: Celestrak

Summary

STARLINK-4391 is a communication satellite part of the Starlink group launched by SpaceX on July 22, 2022, from Space Launch Complex 4E at Vandenberg Air Force Base using a Falcon 9 launch vehicle. The spacecraft measures 0.2 meters in length and has a diameter of 2.8 meters with a span of 9 meters. It carries a Ku/Ka-band payload for communication purposes and an optical inter-satellite link, powered by solar arrays and batteries. Equipped with krypton ion thrusters for propulsion, the satellite weighs 275 kilograms dry and had a launch mass of 297 kilograms. Its shape is described as box + pan.

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

Dry Mass

275

Launch Mass

297

Shape

Box + pan

Radar Cross Section

Unknown

Visual Magnitude

Unknown

Color

Unknown

Material Composition

Unknown

Technical Details

Payload

Starlink Group 3-2-01

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

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