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New Releases and Upgrades of Giant Planet Global Reference Atmospheric Models (GRAMs)• GRAMs are engineering-oriented atmospheric models that estimate mean values and statistical variations of atmospheric properties for numerous planetary destinations

– Outputs atmospheric density, temperature, pressure, winds, and chemical composition along a user-defined path

– Provide mean values and variability for any point in an atmosphere

– Includes seasonal, geographic, and altitude variations

– Used by engineering community because of their ability to create realistic atmospheric dispersions; can be integrated into high fidelity flight dynamic simulations of launch, entry, descent, and landing (EDL), aerobraking, and aerocapture

• GRAMs are not forecast models

• GRAMs are available for: Earth, Mars, Venus, Neptune, Titan, Jupiter, and Uranus

• Available through the NASA Software Catalog https://software.nasa.gov/software/MFS-33888-1
Document ID
20220010183
Acquisition Source
Marshall Space Flight Center
Document Type
Poster
Authors
Hilary L. Justh
(Marshall Space Flight Center Redstone Arsenal, Alabama, United States)
Soumyo Dutta
(Langley Research Center Hampton, Virginia, United States)
Date Acquired
July 1, 2022
Subject Category
Lunar And Planetary Science And Exploration
Meeting Information
Meeting: COSPAR 44th Scientific Assembly
Location: Athens
Country: GR
Start Date: July 16, 2022
End Date: July 24, 2022
Sponsors: American Institute of Physics, Athens City
Funding Number(s)
WBS: 336763.01.16.01.01
Distribution Limits
Public
Copyright
Work of the US Gov. Public Use Permitted.
Technical Review
Single Expert
Keywords
atmospheric models
GRAM
Titan-GRAM
Neptune-GRAM
Uranus-GRAM
Jupiter-GRAM
GRAM Suite
atmospheric temperature
atmospheric density
winds
Global Reference Atmospheric Model
Giant Planets
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