<Table> <Tr> <Th> Orbit </Th> <Th> Center - to - center distance </Th> <Th> Altitude above the Earth 's surface </Th> <Th> Speed </Th> <Th> Orbital period </Th> <Th> Specific orbital energy </Th> </Tr> <Tr> <Td> Standing on Earth 's surface at the equator ( for comparison -- not an orbit ) </Td> <Td> 6,378 km </Td> <Td> 0 km </Td> <Td> 465.1 m / s ( 1,674 km / h or 1,040 mph ) </Td> <Td> 23 h 56 min </Td> <Td> − 62.6 MJ / kg </Td> </Tr> <Tr> <Td> Orbiting at Earth 's surface ( equator ) </Td> <Td> 6,378 km </Td> <Td> 0 km </Td> <Td> 7.9 km / s ( 28,440 km / h or 17,672 mph ) </Td> <Td> 1 h 24 min 18 sec </Td> <Td> − 31.2 MJ / kg </Td> </Tr> <Tr> <Td> Low Earth orbit </Td> <Td> 6,600 -- 8,400 km </Td> <Td> 200 -- 2,000 km </Td> <Td> circular orbit : 7.8 -- 6.9 km / s ( 17,450 -- 14,430 mph ) respectively elliptic orbit : 6.5 -- 8.2 km / s respectively </Td> <Td> 1 h 29 min -- 2 h 8 min </Td> <Td> − 29.8 MJ / kg </Td> </Tr> <Tr> <Td> Molniya orbit </Td> <Td> 6,900 -- 46,300 km </Td> <Td> 500 -- 39,900 km </Td> <Td> 1.5 -- 10.0 km / s ( 3,335 -- 22,370 mph ) respectively </Td> <Td> 11 h 58 min </Td> <Td> − 4.7 MJ / kg </Td> </Tr> <Tr> <Td> Geostationary </Td> <Td> 42,000 km </Td> <Td> 35,786 km </Td> <Td> 3.1 km / s ( 6,935 mph ) </Td> <Td> 23 h 56 min </Td> <Td> − 4.6 MJ / kg </Td> </Tr> <Tr> <Td> Orbit of the Moon </Td> <Td> 363,000 -- 406,000 km </Td> <Td> 357,000 -- 399,000 km </Td> <Td> 0.97 -- 1.08 km / s ( 2,170 -- 2,416 mph ) respectively </Td> <Td> 27.3 days </Td> <Td> − 0.5 MJ / kg </Td> </Tr> </Table>
<Table> <Tr> <Th> Orbit </Th> <Th> Center - to - center distance </Th> <Th> Altitude above the Earth 's surface </Th> <Th> Speed </Th> <Th> Orbital period </Th> <Th> Specific orbital energy </Th> </Tr> <Tr> <Td> Standing on Earth 's surface at the equator ( for comparison -- not an orbit ) </Td> <Td> 6,378 km </Td> <Td> 0 km </Td> <Td> 465.1 m / s ( 1,674 km / h or 1,040 mph ) </Td> <Td> 23 h 56 min </Td> <Td> − 62.6 MJ / kg </Td> </Tr> <Tr> <Td> Orbiting at Earth 's surface ( equator ) </Td> <Td> 6,378 km </Td> <Td> 0 km </Td> <Td> 7.9 km / s ( 28,440 km / h or 17,672 mph ) </Td> <Td> 1 h 24 min 18 sec </Td> <Td> − 31.2 MJ / kg </Td> </Tr> <Tr> <Td> Low Earth orbit </Td> <Td> 6,600 -- 8,400 km </Td> <Td> 200 -- 2,000 km </Td> <Td> circular orbit : 7.8 -- 6.9 km / s ( 17,450 -- 14,430 mph ) respectively elliptic orbit : 6.5 -- 8.2 km / s respectively </Td> <Td> 1 h 29 min -- 2 h 8 min </Td> <Td> − 29.8 MJ / kg </Td> </Tr> <Tr> <Td> Molniya orbit </Td> <Td> 6,900 -- 46,300 km </Td> <Td> 500 -- 39,900 km </Td> <Td> 1.5 -- 10.0 km / s ( 3,335 -- 22,370 mph ) respectively </Td> <Td> 11 h 58 min </Td> <Td> − 4.7 MJ / kg </Td> </Tr> <Tr> <Td> Geostationary </Td> <Td> 42,000 km </Td> <Td> 35,786 km </Td> <Td> 3.1 km / s ( 6,935 mph ) </Td> <Td> 23 h 56 min </Td> <Td> − 4.6 MJ / kg </Td> </Tr> <Tr> <Td> Orbit of the Moon </Td> <Td> 363,000 -- 406,000 km </Td> <Td> 357,000 -- 399,000 km </Td> <Td> 0.97 -- 1.08 km / s ( 2,170 -- 2,416 mph ) respectively </Td> <Td> 27.3 days </Td> <Td> − 0.5 MJ / kg </Td> </Tr> </Table>
what is the speed of satellites in orbit
what is the speed of satellites in orbit
3.1 km / s ( 6,935 mph )
3.1 km / s ( 6,935 mph )