Added areas 3510-23, proj 17432-47, projCRS 23830-45. For areas 1649 1651 1653 1657 and 1659, amended N bounding coordinate; for area 1660, amended S bounding coordinate; for area 1647, amended N and S bounding coordinates, deleted reference to hemisphere from name and area of use; for area 1663, deleted reference to hemisphere from name and area of use.