Consequently the ascending and descending lines did not coincide, and a single great ellipse was formed each day.

As had been planned, it had lost so much speed by the encounter that it fell back again along a great ellipse.

There is, first, the great ellipse in which we now know the meteors revolve once every thirty three and one quarter years.

He must be rising out into space along a great ellipse-and ,ina few hours, he would be back at his starting point.

The leaf each day described a single great ellipse; for it should be observed that the ascending and descending lines do not coincide.