Convert megameter to gigameter
Please provide values below to convert megameter [Mm] to gigameter [Gm], or Convert gigameter to megameter.
How to Convert Megameter to Gigameter
1 Mm = 0.001 Gm
Example: convert 15 Mm to Gm:
15 Mm = 15 × 0.001 Gm = 0.015 Gm
Megameter to Gigameter Conversion Table
| megameter | gigameter |
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Megameter
A megameter is a unit of length in the metric system equal to 10^6 meters.
History/Origin
The prefix "mega-" for 10^6 was adopted by the CGPM (General Conference on Weights and Measures) in 1873.
Current Use
The megameter is sometimes used to specify the diameters of planets and the distances of satellites.
Gigameter
A gigameter is a unit of length in the metric system equal to 10^9 meters.
History/Origin
The prefix "giga-" for 10^9 was adopted by the CGPM (General Conference on Weights and Measures) in 1960.
Current Use
The gigameter is used for measuring interplanetary distances, for example, the distance between Earth and Mars.