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INMARSAT 5-F4 (42698)
COSPAR: 2017-025A | Alt Name: Inmarsat 5F4
Image
Additional Sources
Launch Details
Launch Date
May 15, 2017
Launch Site
Launch Pad
LC39A
Launch Vehicle
Orbital Elements
NORAD ID
42698
International Designator
2017-025A
Epoch
Thu, 02 Jul 2026 20:58:51 GMT
Apogee
Calculating...
Perigee
Calculating...
Inclination
0.02°
Right Ascension
41.39°
Eccentricity
Calculating...
Argument of Perigee
138.18°
Period
1436.13 min
Mean Motion
1.00 rev/day
Latitude
Calculating...
Longitude
Calculating...
Altitude
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Velocity
Calculating...
Polar Plot
3D Visualization
Basic Satellite Info
Name
INMARSAT 5-F4
Alternative Name
Inmarsat 5F4
Type
Payload
Status
Operational
Owner
INMRL
Country
United Kingdom
Constellation
N/A
Related Satellites
Major Events
N/A
Latest TLEs
1 42698U 17025A 26183.87420346 .00000000 00000-0 00000-0 0 9998
2 42698 0.0246 41.3937 0000509 138.1758 112.5603 1.00269474 33431
Source: Celestrak
Summary
INMARSAT 5-F4, also known as Inmarsat 5F4, is a communication satellite owned by INMRL and manufactured by BOES. Launched on May 15, 2017, from the LC39A pad at AFETR using a Falcon 9 launch vehicle, it has a configuration of BSS-702HP with dimensions of 7 meters in length and 3.2 meters in diameter, and a span of 33.8 meters when its solar arrays are deployed. It carries 89 Ka-band transponders for communication purposes. The satellite's dry mass is 3,700 kg while it weighed 6,070 kg at launch. Equipped with two deployable solar arrays and batteries to generate power, INMARSAT 5-F4 has a designed lifetime of 15 years. Its shape is described as a box with two panels, and the mission aims to provide communication services.
Physical Characteristics
Length
7
Diameter
3.2
Span
33.8
Dry Mass
3700
Launch Mass
6070
Shape
Box + 2 pan
Radar Cross Section
Unknown
Visual Magnitude
Unknown
Color
Unknown
Material Composition
Unknown
Technical Details
Payload
Inmarsat 5F4
Purpose
Communication
Mission
Communication
Manufacturer
BOES
Life Expectancy
15 years
Bus
BSS-702HP
Configuration
BSS-702HP
Motor
R-4D
Equipment
89 Ka-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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