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To help compare different orders of magnitude, this page lists lengths starting at 107 metres (10 megametres or 10,000 kilometres).
Distances shorter than 107 metres
Contents |
Conversions
10 megametres (10 Mm) is
- 6,215 miles.
- side of a square of area 100,000,000 square kilometres (km2)
- radius of a circle of area 314,159,265 km2
Human-defined scales and structures
- 11.085 Mm — Length of the Kiev-Vladivostok railway, a longer variant of the Trans-Siberian railway
- 13.300 Mm — Length of roads being rehabilitated and widened under the National Highway Development Project (launched in 1998) in India
- 39.000 Mm — Length of the SEA-ME-WE 3 optical submarine telecommunications cable, joining 39 points between Norden, Germany and Okinawa, Japan
- 67.000 Mm — Total length of national highways in India
Nature
- 10 Mm — Approximate altitude of the outer boundary of the exosphere
- 10.001 Mm — Length of the Meridian of Paris from the North Pole to the Equator (the original definition of the metre was based on this length).
- 60.000 Mm — Total length of the mid-ocean ridges
Astronomical
- 12.000 Mm — Diameter of Sirius B, a white dwarf[1]
- 12.104 Mm — Diameter of Venus
- 12.742 Mm — Diameter of Earth
- 12.900 Mm — Minimum distance of the meteoroid 2004 FU162 from the center of Earth on March 31, 2004, closest on record
- 14.000 Mm — Smallest diameter of Jupiter's Great Red Spot
- 34.770 Mm — Minimum distance of the asteroid 99942 Apophis on April 13, 2029 from the center of Earth
- 35.786 Mm — Altitude of geostationary orbit
- 40.005 Mm — Polar circumference of the Earth
- 40.077 Mm — Equatorial circumference of the Earth
- 49.528 Mm — Diameter of Neptune
- 51.118 Mm — Diameter of Uranus
See also
Click on the thumbnail image to jump to the desired order of length magnitude: top-left is 1e6m, lower-right is 1e17m. (Image description)
| Orders of magnitude for length in E notation, shorter than one metre: | |||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| <-24 | -24 | -23 | -22 | -21 | -20 | -19 | -18 | -17 | -16 | -15 | -14 | -13 | -12 | -11 | -10 | -9 | -8 | -7 | -6 | -5 | -4 | -3 | -2 | -1 | 0 |
| longer than 1 metre: | |||||||||||||||||||||||||
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 |
References
- ^ McGourty, Christine (2005-12-14). "Hubble finds mass of white dwarf". BBC News. http://news.bbc.co.uk/2/hi/science/nature/4528586.stm. Retrieved 2007-10-13.
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