Exponential atmosphere density
Constant-scale-height model ρ=ρ0 exp(−h/H). ρ0 is the density at the reference height of the fit.
SIDUS educational calculator. Category utilities. Tags: aero, atmosphere, entry, utilities. Pure SI. Not flight software.
Formula
ρ = ρ0 e^(−h/H)
Exponential atmosphere density
Primary sources
- Atmospheric Environments for Entry, Descent and Landing (NASA (Justus and Braun)): Constant-scale-height atmosphere is an isothermal local fit, not a single Earth table from the surface through the thermosphere.
- International Standard Atmosphere (ISO 2533 / ICAO) (ISO / ICAO): ISA troposphere model used for educational density, temperature, and speed of sound.
How do AI agents use this tool?
Read /llms.txt or call https://sidus.tools/api/mcp. Open the interactive page for live SI inputs.