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 October 3, 2018

Johnson, Charlie (forward tees since January 1, 2023)

Click on course to retrieve scorecard.

Date    Course    Tee    Rating    Slope    Gross Score    Adjusted Gross    Differential    Used?    
September 19, 2018    Grapevine Golf Course - Mockingbird and Pecan   White    69.9    124    93    93    21.1    N    
August 29, 2018    Texas Star Golf Course   White    70.1    121    94    94    22.3    N    
August 27, 2018    Gleneagles Country Club (Queens)   White    69.6    128    91    90    18.0    Y    
August 22, 2018    Mesquite Golf Club   Blue    68.7    119    84    84    14.5    Y    
August 15, 2018    Tierra Verde Golf Club   Silver    69.3    123    89    89    18.1    Y    
August 8, 2018    Waterview Golf Club   Gold    68.4    116    87    87    18.1    Y    
August 1, 2018    Tangle Ridge Golf Club   White    69.0    125    86    85    14.5    Y    
July 25, 2018    Grapevine Golf Course - Bluebonnet and Mockingbird   White    69.4    121    91    91    20.2    N    
July 18, 2018    Prairie Lakes Golf Course - Blue and White   White    69.3    122    92    91    20.1    N    
July 11, 2018    Riverchase Golf Club   White    69.8    127    84    84    12.6    Y    
June 20, 2018    Heritage Ranch Golf and Country Club   Bronze    69.0    124    91    91    20.0    N    
June 13, 2018    Waterchase Golf Club   White    68.2    123    95    95    24.6    N    
June 6, 2018    Sky Creek Ranch Golf Club   White    68.8    114    93    93    24.0    N    
May 23, 2018    Frisco Lakes Golf Club   White    67.3    114    85    85    17.5    Y    
May 16, 2018    Firewheel Golf Park (Bridges) - Champion and Masters   Red    65.5    105    83    83    18.8    Y    
May 9, 2018    Grapevine Golf Course - Bluebonnet and Mockingbird   Purple    64.8    114    77    77    12.1    Y    
April 25, 2018    Prairie Lakes Golf Course - Blue and White   Red    63.2    102    84    84    23.0    N    
April 11, 2018    The Tribute at the Colony   Green    66.0    110    82    82    16.4    Y    
April 4, 2018    Tierra Verde Golf Club   Green    66.9    117    89    89    21.3    N    
March 20, 2018    Canyon Creek Country Club   Red    66.6    121    88    88    20.0    N    
  Differential = (Adjusted Gross Score - Course Rating) x (113 / Slope) rounded to tenths              Average Differential:16.0600    
  USGA Bonus for Excellence = 96%              Adjustment:0.96    
  Handicap Index = Average Differential x Adjustment truncated to tenths (maximum 36.4)              Handicap Index:15.4    
  Rounds Used = Lowest 10 out of last 20
  USGA Equitable Stroke Control (ESC) in effect since July 1, 2018.