HEO
Encyclopedia
HEO can refer to:
- High Earth orbitHigh Earth orbitA High Earth Orbit is a geocentric orbit whose apogee lies above that of a geosynchronous orbit .Highly Elliptical Orbits are a subset of High Earth Orbits.-Examples of satellites in High Earth Orbit:...
- Highly elliptical orbitHighly Elliptical OrbitA highly elliptical orbit is an elliptic orbit with a low-altitude perigee and a high-altitude apogee. It is a type of high Earth orbit....
- Higher Executive Officer - UK Civil Service
- HEO, IATA airport code of Haelogo AirportHaelogo AirportHaelogo Airport is an airfield serving Haelogo, in the Central Province of Papua New Guinea. It resides at an elevation of above mean sea level and has a runway designated 12/30....
in Papua New Guinea