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 June 25, 2025

Geary, Derrell 

Click on course to retrieve scorecard.

Date    Course    Tee    Rating    Slope    Gross Score    Adjusted Gross    Differential    Used?    
June 25, 2025    Tour 18 Dallas Golf Course   White    71.0    132    88    88    14.6    N    
June 4, 2025    Waterchase Golf Club   White    68.2    123    77    77    8.1    Y    
May 28, 2025    Country View Golf Club   Blue    69.2    122    82    82    11.9    Y    
May 14, 2025    Bridlewood Golf Club   White    69.3    123    81    81    10.7    Y    
May 7, 2025    Bear Creek Golf Club (West)   Blue    71.5    137    89    89    14.4    N    
April 16, 2025    Tenison Park Golf Course - Highlands   Silver    69.3    124    91    90    18.9    N    
April 9, 2025    Tierra Verde Golf Club   Green    67.4    120    81    81    12.8    N    
April 2, 2025    Grapevine Golf Course - Pecan and Mockingbird   White    70.2    127    82    82    10.5    Y    
March 19, 2025    Irving Golf Club   White    67.5    116    84    84    16.1    N    
March 12, 2025    Mansfield National Golf Club   Silver    68.2    117    82    82    13.3    N    
March 5, 2025    Bridlewood Golf Club   White    69.3    123    92    92    20.9    N    
November 20, 2024    Grapevine Golf Course - Pecan and Mockingbird   White    70.2    127    84    84    12.3    Y    
October 30, 2024    Tierra Verde Golf Club   Green    67.4    120    87    86    17.5    N    
October 23, 2024    Mansfield National Golf Club   Silver    68.2    117    82    82    13.3    N    
October 16, 2024    Tangle Ridge Golf Club   White    69.3    128    88    87    15.6    N    
October 9, 2024    Irving Golf Club   Blue    69.4    120    81    81    10.9    Y    
October 2, 2024    Bridlewood Golf Club   White    69.3    123    78    78    8.0    Y    
September 18, 2024    The Courses at Watters Creek   White    70.0    126    87    87    15.2    N    
September 16, 2024    Lantana Golf Club    White    68.3    118    86    85    16.0    N    
September 11, 2024    Luna Vista Golf Course   Yellow    68.2    120    80    80    11.1    Y    
  Differential = (Adjusted Gross Score - Course Rating) x (113 / Slope) rounded to tenths              Average Differential:10.4375    
  Handicap Index = Average Differential rounded to tenths (maximum 54.0)              Handicap Index:10.4    
  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:8.7    09-11-2024
  World Handicap System (WHS) in effect since January 1, 2020.