Advanced Unit Converter

Length
Angle
Temperature
Weight
Time
Area

Metric System

  • Kilometers (km)
  • Meters (m)
  • Decimeters (dm)
  • Centimeters (cm)
  • Millimeters (mm)
  • Micrometers (µm)
  • Nanometers (nm)
  • Picometers (pm)

Imperial/US Customary

  • Miles (mi)
  • Yards (yd)
  • Feet (ft)
  • Inches (in)
  • Mils (mil)

Nautical Units

  • Nautical Miles (nmi)
  • Fathoms (ftm)
  • Cables (cable)

Astronomical Units

  • Astronomical Units (au)
  • Light Years (ly)
  • Parsecs (pc)

Specialized Units

  • Angstroms (Å)
  • Fermis (fm)
  • Furlongs (fur)
  • Planck Lengths (ℓP)

Common Angle Values

Degrees to Radians

  • 30° = π/6 rad ≈ 0.5236 rad
  • 45° = π/4 rad ≈ 0.7854 rad
  • 60° = π/3 rad ≈ 1.0472 rad
  • 90° = π/2 rad ≈ 1.5708 rad
  • 180° = π rad ≈ 3.1416 rad
  • 360° = 2π rad ≈ 6.2832 rad

Conversion History

Note: All conversions are based on standard conversion factors. Scientific notation shows the value in base units.