How this calculator works
Enter central mass (kg), orbital radius (m), altitude above surface (m). CalcStack applies the displayed formula and reports each intermediate planning value with the units shown.
Formula / method
Orbital velocity = √(GM ÷ r)
Worked example
Use the documented default inputs to model orbital velocity.
Assumptions and limitations
Inputs represent stable average operating conditions and the displayed equation applies.
This is a planning model; real systems and measurements can require domain-specific corrections.