closest approach in a sentence

Examples

1. Finding the distance of closest approach of two ellipses involves solving a quartic equation.
2. It came to perihelion ( closest approach to the Sun ) in December 1998.
3. The Russians agreed to the close approach on three conditions.
4. The multiple discoveries were probably due to its very close approach distance to Earth.
5. Its closest approach to Jupiter takes place Dec . 30.
6. By the spring of 1997, it should reach its closest approach to our sun.
7. The asteroid frequently makes close approaches to Earth and Mars.
8. Aug . 28 : Mars makes an extraordinarily close approach.
9. When habituated to human presence, they may tolerate close approach.
10. On 2003-Aug-16 Illapa made of close approach to Earth of.