Examples
Examples
Try the starting example
- Central mass (kg)
- 5.972e+24
- Distance from centre (m)
- 6371000
- Escape speed (m/s)
- 11,185.977892
Try another scenario
- Central mass (kg)
- 6.569200000000001e+24
- Distance from centre (m)
- 6371000
- Escape speed (m/s)
- 11,731.952588
Calculation method
Calculation method
Escape speed (m/s)
sqrt(2 × 6.67430e-11 × a ÷ b)
Symbols and units
- a
- Central mass (kg)
- b
- Distance from centre (m)
Use the units shown. A list keeps the order in which you enter its values. The symbol ^ means “raised to the power of”.
Calculation steps and notation
sqrt(x) is the non-negative square root of x.
Assumptions & limits
Assumptions & limits
- Newtonian ideal escape speed without atmosphere or rotation. G is 6.67430 × 10⁻¹¹ in SI units.
Are these inputs private?
These calculations run in your browser. A shared link contains the values you choose to share. Only questions submitted to the separate AI finder are sent to OpenAI.
Further reading
Background reading; this does not imply endorsement or independent review of SumFizz.