Meter to Kilometer
Convert Meter to Kilometer instantly. Free online astronomy unit converter with exact formula, conversion table and FAQ.
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Formula
kilometer = meter × 0.001
meter = kilometer × 1000
Conversion table
| 1 m | 0.001 km |
| 5 m | 0.005 km |
| 10 m | 0.01 km |
| 20 m | 0.02 km |
| 50 m | 0.05 km |
| 100 m | 0.1 km |
| 500 m | 0.5 km |
| 1,000 m | 1 km |
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Frequently asked questions
What is the source unit in this conversion?
The source unit is the meter (m). The meter is the SI base unit of length.
What is the destination unit in this conversion?
The destination unit is the kilometer (km). A kilometer is a metric unit of length equal to 1,000 meters.
How do I convert meter to kilometer?
Multiply the meter value by 0.001. For example, 10 m × 0.001 = 0.01 km.
Is the meter to kilometer conversion exact?
Yes. Both units have a fixed, defined relationship to the astronomy converter's distance base unit, so the conversion factor is exact rather than a measured approximation.
Where is this conversion commonly used?
It's used in astronomy, physics, and space science whenever a distance value expressed in meter needs to be compared with, or reported in, kilometer.
Can I convert kilometer back to meter?
Yes. Multiply the kilometer value by 1000 to get meter.
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About this conversion
This page converts meter (m) to kilometer (km) within the astronomy converter.
The meter is the SI base unit of length.
A kilometer is a metric unit of length equal to 1,000 meters.
The formula is kilometer = meter × 0.001, based on each unit's fixed relationship to the astronomy converter's distance base unit.
The conversion is exact, since it relies on a fixed numerical ratio between the two units rather than a measured or approximate value.
Use the calculator above for instant results, or the table below for common meter values already converted to kilometer.