STARLINK-1954 (47555)

COSPAR: 2021-009H | Alt Name: Starlink 1954

Image

Additional Sources

Launch Details

Launch Date

February 4, 2021

Launch Site

Cape Canaveral Space Force Station

Launch Pad

LC40

Launch Vehicle

Falcon 9

Orbital Elements

NORAD ID

47555

International Designator

2021-009H

Epoch

Fri, 03 Jul 2026 09:23:55 GMT

Apogee

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Perigee

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Inclination

53.05°

Right Ascension

185.83°

Eccentricity

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Argument of Perigee

32.88°

Period

93.33 min

Mean Motion

15.43 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

Basic Satellite Info

Name

STARLINK-1954

Alternative Name

Starlink 1954

Type

Payload

Status

Partially operational

Owner

SPXS

Country

United States

Constellation

N/A

Related Satellites

Major Events

N/A

Latest TLEs

1 47555U 21009H   26184.39160940  .00064262  00000-0  14342-2 0  9997

2 47555  53.0496 185.8342 0003405  32.8818 327.2399 15.42967654298753

Source: Celestrak

Summary

STARLINK-1954, also known as Starlink 1954, is a communication satellite operated by SpaceX (SPXS). It was launched on February 4, 2021, from the Cape Canaveral Space Force Station's Launch Complex 40 using a Falcon 9 launch vehicle. The satellite has dimensions of approximately 0.2 meters in length, 2.8 meters in diameter, and spans 9 meters. It weighs 260 kg at launch with a dry mass of 248 kg. Equipped with Ku/Ka-band payload capabilities and optical inter-satellite links (prototypes), it uses solar arrays and batteries for power supply and is propelled by krypton ion thrusters. The satellite's shape can be described as box-like with a panel configuration.

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

248

Launch Mass

260

Shape

Box + pan

Radar Cross Section

Unknown

Visual Magnitude

Unknown

Color

Unknown

Material Composition

Unknown

Technical Details

Payload

Starlink V1.0-L18-08

Purpose

Communication

Mission

Communication

Manufacturer

SPXS

Life Expectancy

Unknown

Bus

Starlink

Configuration

Unknown

Motor

Krypton ion thrusters

Equipment

Ku/Ka-band payload (all), optical inter-satellite links (a few prototypes)

Power System

Solar arrays, batteries

ADCS

Unknown

Transmitter Frequency

Unknown

Map

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