The Tv antenna will be pointed at about 86 degree magnetic compass. Here is how to point Tv antennas ,
http://www.kyes.com/antenna/pointing/pointing.html. I suggest using a Strong and Sturdy antenna mount such as , tripod roof mount , chimney mount , peak of the roof eave mount ,
http://www.3starinc.com ,
http://www.solidsignal.com ,
http://www.starkelectronic.com ,
http://www.amazon.com. Read and understand this about , Real Digital Broadcast Tv Channels , Virtual Digital Broadcast Tv Channels , Analog Tv Channels ,
http://forum.tvfool.com/showthread.php?t=695