Документ взят из кэша поисковой машины. Адрес оригинального документа : http://star.arm.ac.uk/research/solarsystem/jma/approach.html
Дата изменения: Wed Aug 16 19:15:45 2006
Дата индексирования: Tue Oct 2 10:14:01 2012
Кодировка:

Поисковые слова: arp 220
Astrodynamics 101


Planetary Approach

"Final Stage of the Hohmann Transfer"


 

Approaching the planetary mass the spacecraft accelerates according to the law:

 

The quantity Vºº2 (as above) is a measure of how much speed a spacecraft (a) needs to shed to go into orbit around a planet or (b) needs to pick up in order to escape its gravitational field. It is sometimes referred to as C3 or launch energy at the instance of departure.









Previous
Main
Next




Disclaimer

For Further Infomation Contact: Dr Apostolos Christou