Kilometers to Lightyears

Download our Android App - click here

Lightyears to Kilometers (Swap Units)


Note: Fractional results are rounded to the nearest 1/64. For a more accurate answer please select 'decimal' from the options above the result.

Note: You can increase or decrease the accuracy of this answer by selecting the number of significant figures required from the options above the result.

Note: For a pure decimal result please select 'decimal' from the options above the result.

Show formula

Kilometers to Lightyears formula

ly =
km * 0.00000000000010570
Show working
Show result in exponential format
More information: Kilometers


The kilometre is unit of length in the metric system equivalent to one thousand metres.

1Km is equivalent to 0.6214 miles.


Kilometers to Lightyears formula

ly =
km * 0.00000000000010570


A lightyear is the distance that light travels in one year. Since there are various definitions for the length of a year, there are correspondingly slightly different values for a lightyear. One lightyear corresponds to about 9.461e15 m, 5.879e12 mi, or 63239.7 AU, or 0.3066 pc.


Kilometers to Lightyears table

Print table
< Smaller Values Larger Values >
Kilometers Lightyears
0km 0.00ly
1km 0.00ly
2km 0.00ly
3km 0.00ly
4km 0.00ly
5km 0.00ly
6km 0.00ly
7km 0.00ly
8km 0.00ly
9km 0.00ly
10km 0.00ly
11km 0.00ly
12km 0.00ly
13km 0.00ly
14km 0.00ly
15km 0.00ly
16km 0.00ly
17km 0.00ly
18km 0.00ly
19km 0.00ly
Kilometers Lightyears
20km 0.00ly
21km 0.00ly
22km 0.00ly
23km 0.00ly
24km 0.00ly
25km 0.00ly
26km 0.00ly
27km 0.00ly
28km 0.00ly
29km 0.00ly
30km 0.00ly
31km 0.00ly
32km 0.00ly
33km 0.00ly
34km 0.00ly
35km 0.00ly
36km 0.00ly
37km 0.00ly
38km 0.00ly
39km 0.00ly
Kilometers Lightyears
40km 0.00ly
41km 0.00ly
42km 0.00ly
43km 0.00ly
44km 0.00ly
45km 0.00ly
46km 0.00ly
47km 0.00ly
48km 0.00ly
49km 0.00ly
50km 0.00ly
51km 0.00ly
52km 0.00ly
53km 0.00ly
54km 0.00ly
55km 0.00ly
56km 0.00ly
57km 0.00ly
58km 0.00ly
59km 0.00ly
Metric Conversion Table iPhone & Android app Length Temperature Weight Area Volume Speed Time Angle Pressure Energy and Power Health and Wellbeing Currency