0.21 Kilometers to Astronomical Units

Convert 0.21 kilometers (km) to astronomical units (AU) with formulas, examples, and conversion tables.

km
AU
0.21 kilometers (km) = 1.40374331551e-9 astronomical units (AU)
Round to:
Step-by-Step Solution
1Write the conversion factor:
1 astronomical unit = 149600000 kilometers
2Divide the value by the conversion factor:
0.21 ÷ 149600000 = 1.40374331551e-9
3Result:
0.21 kilometers (km) = 1.40374331551e-9 astronomical units (AU)
↔ Astronomical Units to Kilometers

Kilometers to Astronomical Units Conversion Table

KilometersAstronomical Units
0.21 km1.40374e-9 AU
1 km6.68449e-9 AU
2 km1.3369e-8 AU
3 km2.00535e-8 AU
4 km2.6738e-8 AU
5 km3.34225e-8 AU
10 km6.68449e-8 AU
20 km1.3369e-7 AU
50 km3.34225e-7 AU
100 km6.68449e-7 AU

0.21 Kilometers in Other Units

Unit0.21 km =
KM to Meters210 m
Kilometers to Centimeters21000 cm
Kilometers to Millimeters210000 mm
Kilometers to Micrometers210000000 μm
Kilometers to Nanometers2.1e11 nm
KM to Miles0.13048795037 mi
Kilometers to Yards229.658792651 yd
Kilometers to Feet688.976377953 ft
Kilometers to Inches8267.71653543 in
KM to Nautical Miles0.113390928726 nmi
Kilometers to Fathoms114.829396325 ftm
Kilometers to Light Years2.21963851601e-14 ly
Kilometers to Astronomical Units1.40374331551e-9 AU
Kilometers to Parsecs6.80492546986e-15 pc
Kilometers to Angstroms2.1e12 Å
Kilometers to Planck Lengths1.29929992483e37 ℓP
Kilometers to Rods41.7561441183 rd

Related Conversions

5 km to AU10 km to AU20 km to AU1.4e-9 AU to kmAstronomical Units to Kilometers ConverterKilometers to Astronomical Units Converter