'Distance' in the Bible

“The Israelites are to camp under their respective banners beside the flags of their ancestral houses. They are to camp around the tent of meeting at a distance from it:

"Tell Eleazar son of Aaron the priest to pick up the censers out of the flame, for they are holy, and then scatter the coals of fire at a distance.

I can see him, but not right now. I observe him, but from a distance. A star streams forth from Jacob; a scepter arises from Israel. He will crush Moab's forehead, along with all of Seth's descendants.

The grazing lands around the towns that you will give to the Levites must extend to a distance of 500 yards from the town wall.