North Texas Senior Golf Association
 North Texas Senior Golf Association
 The NTSGA is a group of golfers, age 50 and up, who love the game of golf and practice the true spirit of the game.

North Texas Senior Golf Association Handicap Calculation

Handicap is Current as of February 11, 2026

Zimmerman, Gary 

Click on course to retrieve scorecard.

Date    Course    Tee    Rating    Slope    Gross Score    Adjusted Gross    Differential    Used?    
February 4, 2026    Waterview Golf Club   Gold    68.5    115    84    84    15.2    Y    
January 21, 2026    Pecan Hollow Golf Course   Silver    70.5    130    80    80    8.3    Y    
November 19, 2025    Sherrill Park Golf Course (One)   Blue-White    69.1    124    87    87    16.3    N    
October 29, 2025    Buffalo Creek Golf Club   White    68.8    124    86    86    15.7    N    
October 8, 2025    Waterview Golf Club   Gold    68.5    115    88    88    19.2    N    
September 22, 2025    Woodbridge Golf Club   White    69.1    124    88    88    17.2    N    
September 17, 2025    Luna Vista Golf Course   Yellow    68.2    118    84    84    15.1    Y    
September 10, 2025    The Bridges Golf Club   White    70.2    125    90    90    17.9    N    
August 13, 2025    Irving Golf Club   White    67.5    116    81    81    13.2    Y    
July 23, 2025    Tangle Ridge Golf Club   White    69.3    128    83    83    12.1    Y    
July 9, 2025    Sky Creek Ranch Golf Club   Blue    70.7    128    91    90    17.0    N    
July 2, 2025    Grapevine Golf Course - Mockingbird and Bluebonnet   White    69.5    123    80    80    9.6    Y    
June 30, 2025    Lantana Golf Club    White    68.3    118    89    89    19.8    N    
June 25, 2025    Tour 18 Dallas Golf Course   White    71.0    132    96    96    21.4    N    
June 18, 2025    Woodbridge Golf Club   White    69.1    124    87    87    16.3    N    
June 4, 2025    Waterchase Golf Club   White    68.2    123    87    87    17.3    N    
May 21, 2025    The Courses at Watters Creek   White    70.0    126    77    77    6.3    Y    
May 14, 2025    Bridlewood Golf Club   White    69.3    123    83    83    12.6    Y    
May 7, 2025    Bear Creek Golf Club (West)   Blue    71.5    137    90    90    15.3    N    
April 16, 2025    Tenison Park Golf Course - Highlands   Silver    69.3    124    92    92    20.7    N    
  Differential = (Adjusted Gross Score - Course Rating) x (113 / Slope) rounded to tenths              Average Differential:11.5500    
  Handicap Index = Average Differential rounded to tenths (maximum 54.0)              Handicap Index:11.6    
  Rounds Used = Lowest 8 out of last 20
  USGA Equitable Stroke Control (ESC) in effect from July 1, 2018 through December 31, 2019.              Low Handicap Index:11.3    02-05-2025
  World Handicap System (WHS) in effect since January 1, 2020.