However, its exact orbit was not known in the early 1950s.

Please let me know if you have any recommendations regarding the exact orbit.

'Oh my God, these things all have the same orbit, and they have the exact same orbit as Santa.'

Its exact orbit is still uncertain.

The exact orbit and gradually made it possible to introduce up to a high place.

The launch vehicle propels the spacecraft from the Earth's surface, through the atmosphere, and into an orbit, the exact orbit being dependent upon mission configuration.

The iteration preserves the modified energy functional exactly, leading to stable periodic orbits that deviate by from the exact orbits.

This was only the fourth meteorite in history for which an exact orbit is known.

Galileo was in the plane of Dactyl's orbit when most of the images of the moon were taken, which made determining its exact orbit difficult.

Longer observations will be needed to establish the exact orbit of the object.