He noticed that the apparent position of the star changed as the Earth moved around its orbit.

Its apparent position depends on the observer's location and the position of the sun.

They therefore change their apparent position relative to other stars.

If the Sun is bending space to make it act like a lens, the apparent positions of these stars will be slightly shifted.

"A woman alone, of no great means and no apparent position, who could possibly want to harm her?"

Over the centuries, this causes the apparent stellar positions to slowly change.

The mark did not alter, or change its apparent position on the false horizon.

If is the apparent position of this point at time , we have:

Celestial globes show the apparent positions of the stars in the sky.

I found the door again, concentrated hard on its apparent position and started to walk towards it.