X Report 12 May 2025
SpaceX prepares for its 100th Falcon 9 launch from Kennedy Space Center while facing a scrubbed attempt of the latest Starlink deployment.
STARLINK-1277 (45369)
COSPAR: 2020-019K | Alt Name: Starlink 1277
Image
Additional Sources
Launch Details
Launch Date
March 18, 2020
Launch Site
Launch Pad
LC39A
Launch Vehicle
Orbital Elements
NORAD ID
45369
International Designator
2020-019K
Epoch
Sat, 04 Jul 2026 01:06:35 GMT
Apogee
Calculating...
Perigee
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Inclination
53.04°
Right Ascension
306.60°
Eccentricity
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Argument of Perigee
7.26°
Period
91.73 min
Mean Motion
15.70 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-1277
Alternative Name
Starlink 1277
Type
Payload
Status
Partially operational
Owner
SPXS
Country
United States
Constellation
N/A
Related Satellites
Major Events
N/A
Latest TLEs
1 45369U 20019K 26185.04624343 .00076602 00000-0 62820-3 0 9999
2 45369 53.0411 306.6040 0001816 7.2579 352.8464 15.69825765348087
Source: Celestrak
Summary
The satellite STARLINK-1277, also known as Starlink 1277, was launched on March 18, 2020, from the LC39A launch pad at AFETR using a Falcon 9 launch vehicle by SPXS. It is part of the Starlink constellation and serves communication purposes. The satellite has dimensions of 0.2 meters in length, 2.8 meters in diameter, and 9 meters in span. Its dry mass is 248 kilograms with a launch mass of 260 kilograms. Equipped with Ku/Ka-band payload (all), optical inter-satellite links (some prototypes), krypton ion thrusters for propulsion, and solar arrays with batteries for power, it has a box plus pan shape. The satellite's manufacturer is SPXS, owned by the same entity, and its primary mission is communication.
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-L5-21
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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