- first-orbit determination
- Космонавтика: первичное определение орбиты
Универсальный англо-русский словарь. Академик.ру. 2011.
Универсальный англо-русский словарь. Академик.ру. 2011.
Orbit determination — is a branch of astronomy specialised in calculating, and hence predicting, the orbits of objects such as moons, planets, and spacecraft . These orbits could be orbiting the Earth, or other bodies. The determination of the orbit of newly observed… … Wikipedia
Orbit — This article is about orbits in celestial mechanics, due to gravity. For other uses, see Orbit (disambiguation). A satellite orbiting the Earth has a tangential velocity and an inward acceleration … Wikipedia
First Robotech War — In the fictional world of Robotech, the First Robotech War (February 2009 April 2011) was a conflict between the earth based Robotech Defense Force and the alien Zentraedi. It is known as Space War I in The Super Dimension Fortress Macross , the… … Wikipedia
Kepler orbit — Gravitational attraction is the force that makes the Solar system stick together with the planets orbiting the Sun and the Moon orbiting the Earth. Isaac Newton formulated the physical law for this gravitational attraction which explained Kepler… … Wikipedia
Ceres (dwarf planet) — For other uses of the name Ceres , see Ceres. Ceres Ceres as seen by Hubble Space Telescope (ACS). The … Wikipedia
parallax — parallactic /par euh lak tik/, adj. parallactically, adv. /par euh laks /, n. 1. the apparent displacement of an observed object due to a change in the position of the observer. 2. Astron. the apparent angular displacement of a celestial body due … Universalium
asteroid — asteroidal, adj. /as teuh royd /, n. 1. Also called minor planet. Astron. any of the thousands of small bodies of from 480 miles (775 km) to less than one mile (1.6 km) in diameter that revolve about the sun in orbits lying mostly between those… … Universalium
Halley's Comet — For the video game, see Halley s Comet (video game). 1P/Halley (Halley s Comet) Halley s Comet on March 8, 1986 Discovery … Wikipedia
International Ultraviolet Explorer — (IUE) puic|1=|log=2008 August 31Organization(NASA, ESA, Science Research Council )Wavelength regimeUltravioletOrbit height42,000 km apogee, 26,000 km perigeeOrbit periodOne day (geosynchronous orbit)Launch dateJanuary 26, 1978End of… … Wikipedia
Nobel Prizes — ▪ 2009 Introduction Prize for Peace The 2008 Nobel Prize for Peace was awarded to Martti Ahtisaari, former president (1994–2000) of Finland, for his work over more than 30 years in settling international disputes, many involving ethnic,… … Universalium
Binary star — For the hip hop group, see Binary Star (band). Hubble image of the … Wikipedia