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STARLINK-2453 (47845)
COSPAR: 2021-018BL | Alt Name: Starlink 2453
Image
Additional Sources
Launch Details
Launch Date
March 11, 2021
Launch Site
Launch Pad
LC40
Launch Vehicle
Orbital Elements
NORAD ID
47845
International Designator
2021-018BL
Epoch
Sat, 04 Jul 2026 03:08:36 GMT
Apogee
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Perigee
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Inclination
53.16°
Right Ascension
76.87°
Eccentricity
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Argument of Perigee
81.58°
Period
94.01 min
Mean Motion
15.32 rev/day
Latitude
Calculating...
Longitude
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Altitude
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Velocity
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Polar Plot
3D Visualization
Basic Satellite Info
Name
STARLINK-2453
Alternative Name
Starlink 2453
Type
Payload
Status
Operational
Owner
SPXS
Country
United States
Constellation
N/A
Related Satellites
Major Events
N/A
Latest TLEs
1 47845U 21018BL 26185.13098327 -.00000488 00000-0 -39666-5 0 9992
2 47845 53.1582 76.8733 0001116 81.5777 278.5351 15.31697599294339
Source: Celestrak
Summary
STARLINK-2453 is a Starlink satellite (OBJECT_ID: 2021-018BL) owned and operated by SPXS (SpaceX), launched on March 11, 2021, from Cape Canaveral Air Force Station's Launch Complex 40 using the Falcon 9 launch vehicle. This communication satellite has dimensions of 0.2 meters in length, a diameter of 2.8 meters, and a span of 9 meters when deployed. It weighs approximately 260 kilograms at launch with a dry mass of 248 kilograms. Equipped with Ku/Ka-band payload capabilities (deployed on all units) and optical inter-satellite links (on prototypes), it features krypton ion thrusters for propulsion, solar arrays, and batteries for power generation. The satellite's shape is described as box-like with a pan 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.
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
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-L20-59
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
Next Pass
Azimuth Elevation Time (Local)
Start Azimuth
Max Elevation
Stop Azimuth
Time Until
Pass Duration
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