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ISS astronauts evacuated to a SpaceX Dragon capsule on June 5 as cosmonauts worked to seal a persistent air leak on the Russian segment.
GRACE-FO 2 (43477)
COSPAR: 2018-047B | Alt Name: GRACE-FO 2
Image
Additional Sources
Launch Details
Orbital Elements
NORAD ID
43477
International Designator
2018-047B
Epoch
Sat, 04 Jul 2026 06:28:24 GMT
Apogee
Calculating...
Perigee
Calculating...
Inclination
88.99°
Right Ascension
195.60°
Eccentricity
Calculating...
Argument of Perigee
54.54°
Period
93.61 min
Mean Motion
15.38 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
GRACE-FO 2
Alternative Name
GRACE-FO 2
Type
Payload
Status
Operational
Owner
JPL/GFZ
Country
United States
Constellation
N/A
Related Satellites
Major Events
N/A
Latest TLEs
1 43477U 18047B 26185.26973045 .00004854 00000-0 12718-3 0 9996
2 43477 88.9913 195.6040 0013052 54.5431 305.7041 15.38378667452424
Source: Celestrak
Summary
GRACE-FO 2 is a satellite launched on May 22, 2018, from AFWTR using a Falcon 9 launch vehicle from SLC4E pad. It has a half hex prism shape and measures 3.1 meters in length with a diameter of 0.7 meters. The spacecraft weighs 600 kg at launch and has a dry mass of 500 kg, powered by solar cells and batteries. GRACE-FO 2 is equipped with a GPS receiver, microwave ranging system, and laser ranging system for Earth science and gravity field mapping missions. Operated by JPL/GFZ, the satellite is designed to last five years and was manufactured by ADSB using FlexBus configuration.
Physical Characteristics
Length
3.1
Diameter
0.7
Span
3.1
Dry Mass
500
Launch Mass
600
Shape
Half Hex Prism
Radar Cross Section
Unknown
Visual Magnitude
Unknown
Color
Unknown
Material Composition
Unknown
Technical Details
Payload
GRACE-FO 2
Purpose
Earth Science, Gravity field mapping
Mission
Earth Science, Gravity field mapping
Manufacturer
ADSB
Life Expectancy
5 years
Bus
FlexBus
Configuration
Flexbus
Motor
N2 AOCS
Equipment
GPS receiver, microwave ranging system, laser ranging system
Power System
Solar cells, 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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