Satellite Orbital Velocity & Period Physics Calculator (Kepler's Third Law)
Calculate circular satellite orbital velocity (km/s & km/h) and orbital period (minutes & hours) using Kepler's orbital mechanics across LEO, MEO, GPS, and Geostationary (GEO) orbits.
Calculator Inputs
Live Real-TimeOrbital Velocity (km/s)
Orbital Period (Minutes)
92.41 mins
Orbital Period (Hours)
1.54 hrs
Orbital Speed (km/h)
27,612 km/h
Keplerian Orbital Stability: Gravitational attraction perfectly matches orbital centripetal acceleration.
Orbital Dynamics Profile
Detailed Calculation Breakdown
Calculation Methodology
Orbital Velocity: v = √(μ / r). Orbital Period: T = 2 * π * √(r^3 / μ). Standard gravitational parameter for Earth μ = 398,600 km³/s²; orbital radius r = 6371 km + Altitude h.
Important Legal & Educational Disclaimer
This astrodynamics and celestial mechanics tool computes circular two-body Keplerian orbits.
This calculator is designed for educational and informational purposes only based on public statutory frameworks. The outputs do not constitute binding financial, tax, or legal advice. We assume no liability for decisions made based on these estimations. Always verify with the relevant official authorities or a certified professional advisor.
Frequently Asked Questions
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