'Center' in the Bible

So Aaron took the censer, just as Moses had spoken, and ran out to the center of the assembly, where a plague had begun among the people. He set the incense on fire and atoned for the people.

You are to measure from outside the wall of the town on the east side 2,000 cubits, on the south side 2,000 cubits, on the west side 2,000 cubits, and on the north side 2,000 cubits, with the town placed at the center. This reserved area is to serve as grazing land for their towns.