kilometre-light-second conversion

Conversion number between kilometre [km] and light-second is 3.3356409519815 × 10^-6. This means, that kilometre is smaller unit than light-second.

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from light-second to kilometre conversion

Enter the number in kilometre:

Decimal Fraction Exponential Expression

[km]

eg.: 10.12345 or 1.123e5

Result in light-second

precision	[info]
Decimal:	[!]
Exponential:

Calculation process of conversion value

1 kilometre = (exactly) `(1000) / (299792458)` = 3.3356409519815 × 10^-6 light-second
1 light-second = (exactly) `(299792458) / (1000)` = 299792.458 kilometre
? kilometre × `(1000 ("m"/"kilometre")) / (299792458 ("m"/"light-second"))` = ? light-second

High precision conversion

If conversion between kilometre to metre and metre to light-second is exactly definied, high precision conversion from kilometre to light-second is enabled.

Decimal places: (0-800)

kilometre
Result in light-second:
?

gads

kilometre to light-second conversion chart

Start value:	[kilometre]
Step size	[kilometre]
How many lines?	(max 100)

visual:

kilometre	light-second
0	0
10	3.3356409519815 × 10^-5
20	6.671281903963 × 10^-5
30	0.00010006922855945
40	0.00013342563807926
50	0.00016678204759908
60	0.00020013845711889
70	0.00023349486663871
80	0.00026685127615852
90	0.00030020768567834
100	0.00033356409519815
110	0.00036692050471797

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Multiple conversion

Enter numbers in kilometre and click convert button.
One number per line.

Converted numbers in light-second:
Click to select all

Details about kilometre and light-second units:

Convert Kilometre to other unit:

kilometre

Definition of kilometre unit: =1000 m.

Convert Light-second to other unit:

light-second

Definition of light-second unit: ≡ Distance light travels in one second in vacuum .

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	×10		[km]