Oshona, Jeffrey   #4780
No. Date Tournament – Course Division Gross Adjusted Rating Slope Diff. Top
1.  8/12/2018 August Classic – Old Orchard Trevino 97 97 68.8 130 24.5  
2.  6/25/2018 Senior Open – St. Andrews #2 High 92 91 67.8 115 22.8 #3
3.  4/14/2018 Spring Thaw – Gleneagles Trevino 105 101 68.8 122 29.8  
4.  8/5/2017 August Classic (North) – Bridges of Poplar Creek High 99 99 69.3 132 25.4  
5.  6/27/2017 Senior Open – Orchard Valley High 89 89 68.6 128 18.0 #1
6.  6/4/2017 Summer Classic – Coyote Run Trevino 89 88 67.0 118 20.1 #2
Tournament Handicap = 19.4   = ((18.0 + 20.1 + 22.8) / 3 * 0.96)
7.  4/15/2017 Spring Thaw – Gleneagles - Lakes Trevino 103 99 69.0 120 28.3  
8.  9/11/2016 Patriot's Day (South) – Ravisloe High 91 91 68.9 124 20.1  
9.  8/15/2016 August Midweek – Eagle Brook High 93 93 71.4 135 18.1  
10.  6/23/2016 Senior Open – Randall Oaks High 90 90 68.5 125 19.4  
11.  6/5/2016 Summer Classic – Coyote Run Trevino 89 88 67.0 117 20.3  
12.  4/16/2016 Spring Thaw – Silver Lake - North Player 93 93 69.8 118 22.2  
13.  6/30/2015 June Midweek – Prairie Landing High 97 92 69.9 129 19.4  
14.  6/25/2015 Senior Open – Fox Run High 96 92 68.6 121 21.9  
15.  5/20/2015 May Midweek – Harborside - Port High 102 99 69.4 124 27.0  
16.  4/11/2015 Spring Thaw – Countryside - Traditional Player 95 94 70.5 119 22.3  
17.  6/26/2014 Senior Open – Tanna Farms High 92 90 69.8 126 18.1  
18.  5/21/2014 May Midweek – Harborside - Port High 104 100 69.1 121 28.9  
The USGA procedure for calculating a Handicap Index is described at:
http://www.usga.org/Handicapping/handicap-manual.html#!rule-14389
NIMAGA Tournament Handicap Index uses top 3 of last 6 differentials;
(or top 2 if only 4 differentials or top 1 if only 2 differentials).