@Override
	public boolean equals(Object obj) {
		if (this == obj)
			return true;
		if (obj == null)
			return false;
		if (getClass() != obj.getClass())
			return false;
		Coordinate other = (Coordinate) obj;
		if (coordX != other.coordX)
			return false;
		if (coordY != other.coordY)
			return false;
		return true;
	}