Astronomy Calculator

Calculate astronomical distances, magnitudes, and orbital parameters

Calculation Type

Apparent Magnitude (m)

Absolute Magnitude (M)

Distance (parsecs)

Temperature (K)

Peak Wavelength (m)

Redshift (z)

Rest Wavelength (m)

Observed Wavelength (m)

Semi-major Axis (AU)

Orbital Period (years)

Stellar Mass (Solar masses)

Stellar Luminosity (Solar luminosities)

Planet/Object Mass (kg)

Planet/Object Radius (m)