PAR AND YARDAGE: Omaha Country Club (http://www.2013ussenioropen.com) will be set up at 6,711 yards and will play to a par of 35-35–70. (All yardages subject to change)
ARCHITECT: Omaha Country Club was designed in 1925 on 190 acres of farmland and forested countryside. Perry Maxwell, a founding member of Golf Course Architects, was commissioned to redesign the course in 1951. Keith Foster directed major renovations and enhancements to the course in 2005.
WHO CAN ENTER: The championship is open to any professional and amateur golfer who is 50 years of age as of July 11. An amateur is eligible with a USGA Handicap Index not exceeding 3.4. The deadline for entries was June 5.
ENTRIES: The USGA accepted 2,746 entries for the 2013 U.S. Senior Open, an increase of nearly 300 from 2012. The record number of entries is 3,101 in 2002.