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BSAT-4B (46112)
COSPAR: 2020-056A | Alt Name: BSAT-4b
Image
Additional Sources
Launch Details
Launch Date
August 15, 2020
Launch Site
FRGUI
Launch Pad
ELA3
Launch Vehicle
Ariane 5ECA+
Orbital Elements
NORAD ID
46112
International Designator
2020-056A
Epoch
Thu, 02 Jul 2026 21:10:54 GMT
Apogee
Calculating...
Perigee
Calculating...
Inclination
0.05°
Right Ascension
144.99°
Eccentricity
Calculating...
Argument of Perigee
337.24°
Period
1436.10 min
Mean Motion
1.00 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
BSAT-4B
Alternative Name
BSAT-4b
Type
Payload
Status
Operational
Owner
BSAT
Country
Japan
Constellation
N/A
Related Satellites
Major Events
N/A
Latest TLEs
1 46112U 20056A 26183.88258012 -.00000339 00000-0 00000-0 0 9997
2 46112 0.0484 144.9934 0004346 337.2365 226.2430 1.00271626 21548
Source: Celestrak
Summary
BSAT-4B, also known as BSAT-4b, is a communication satellite owned by BSAT and manufactured by MAXSS. Launched on August 15, 2020, from ELA3 at the Guiana Space Centre using an Ariane 5ECA+ launch vehicle, this satellite has a bus type of LS-1300-140 and configuration SSL-1300. It features dimensions of 5.1 meters in length, 2.7 meters in diameter, and a span of 24.7 meters. The dry mass is recorded at 1800 kg with an initial launch mass of 3530 kg. Equipped with 2 deployable solar arrays and batteries for power supply and 24 Ku-band transponders as equipment, BSAT-4B has a mission life expectancy of 15 years. The satellite's shape is described as a box with two panels and it operates for communication purposes.
Physical Characteristics
Length
5.1
Diameter
2.7
Span
24.7
Dry Mass
1800
Launch Mass
3530
Shape
Box + 2 panels
Radar Cross Section
Unknown
Visual Magnitude
Unknown
Color
Unknown
Material Composition
Unknown
Technical Details
Payload
BSAT-4b
Purpose
Communication
Mission
Communication
Manufacturer
MAXSS
Life Expectancy
15 years
Bus
LS-1300-140
Configuration
SSL-1300
Motor
R-4D
Equipment
24 Ku-band transponders
Power System
2 deployable 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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