P/2 orbit

P/2 orbit

English

Noun

P/2 orbit (plural P/2 orbits)

1. (space flight) A lunar-resonant orbit about the Earth with a period of 1/2 that of the Moon's (P/2 is an orbit that is approximately a fortnight long)

Coordinate terms

(orbits about the Earth)

• LEO (“low Earth orbit”)
• MEO (“medium Earth orbit”)
• HEO (“high Earth orbit”)
• GEO (“geostationary equatorial Earth orbit”)
• GTO (“geostationary transfer Earth orbit”)
• GSO (“geosynchronous Earth orbit”)
• SSO (“Sun synchronous Earth orbit”)
• ICO (“intermediate circular Earth orbit”)
• LTO (“Lunar transfer Earth orbit”)

(general orbits)

• GEO (“geostationary equatorial orbit”)
• GTO (“geostationary transfer orbit”)
• GSO (“geosynchronous orbit”)
• SSO (“Sun synchronous orbit”)
• ICO (“intermediate circular orbit”)