Statistical Analysis and Estimated Tennis Ratings to the 10,000th of a Point
Match History (2020) View Advanced Player Stats
Karl Wolfenberger (Broken Arrow, OK)
Male 		4.0 C
12/31/2024
Estimated Dynamic Rating 3.5389
12/10/2024
Projected Year End Rating ------
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4.0 Rating Meter
Rating Meter
3.5001 - 4.0000
Recent Match History Current Rating History
2020 Overall Season
League/Level Total
Matches		 Win Loss Tie WPct Total
Sets		 Win Loss WPct Total
Games		 Win Loss WPct Defaults
Adult 40+ 4.0 5 2 3 0 40.0 11 5 6 45.5 95 46 49 48.4 1
Adult 55+ 8.0 4 2 2 0 50.0 11 5 6 45.5 72 32 40 44.4 0
Mixed 18+ 8.0 1 0 1 0 0.0 3 1 2 33.3 17 7 10 41.2 0
Mixed 40+ 8.0 3 1 2 0 33.3 8 3 5 37.5 58 24 34 41.4 0
Total 13 5 8 0 38.5 33 14 19 42.4 242 109 133 45.0 1
Match Date League Team Court Partner Opponent(s) W/L Result Match Rating
10/25/2020 Mixed 40+
8.0		 Denne/LF
Missouri Valley		 D3 Charity Cherry
(3.28) 		Scott Hartfelder
(3.53)
Sandy Stoner
(3.59) 		L 6-4
6-3		 3.59 3.66
10/20/2020 Adult 40+
4.0		 Hartfelder/IS
Missouri Valley		 D1 Jeff Borgstrom
(3.62) 		David Zenthoefer
(3.67)
Stephen Confer
(3.52) 		L 2-6
7-5
1-0		 3.64 3.66
09/27/2020 Mixed 40+
8.0		 Denne/LF
Missouri Valley		 D2 Tammy Mathias
(3.91) 		Curtis Powell
(3.98)
Kimberly Oliver
(3.23) 		L 6-1
6-7
1-0		 3.37 3.64
09/23/2020 Adult 40+
4.0		 Hartfelder/IS
Missouri Valley		 D1 Jeff Borgstrom
(3.67) 		Bob Kolibas
(3.58)
Steve Flowers
(3.81) 		L 7-5
6-2		 3.52 3.65
09/15/2020 Adult 40+
4.0		 Hartfelder/IS
Missouri Valley		 S1 Michael Abboud
(3.81) 		L 6-2
6-1		 3.47 3.66
09/02/2020 Adult 40+
4.0		 Hartfelder/IS
Missouri Valley		 S1 Default W 6-0
6-0		 ----- -----
08/30/2020 Mixed 40+
8.0		 Denne/LF
Missouri Valley		 D3 Kathy Blackim
(3.72) 		Wendy Brooks
(3.53)
Gregory Brooks
(3.64) 		W 2-6
6-3
1-0		 3.59 3.70
08/08/2020 Adult 55+
8.0		 Clonts/IS
Missouri Valley		 D2 David Allen Clonts
(3.58) 		Joseph Borders
(3.51)
Ed Kranau
(3.52) 		W 1-6
6-3
1-0		 3.56 3.69
08/03/2020 Adult 55+
8.0		 Clonts/IS
Missouri Valley		 D2 David Allen Clonts
(3.60) 		steve byrd
(3.85)
Bob Mason
(3.57) 		W 2-6
6-3
1-0		 3.77 3.74
06/19/2020 Mixed 18+
8.0		 Stoner/IS
Missouri Valley		 D1 Sandy Stoner
(3.59) 		Geri Wisner
(3.34)
Shawn Cooke
(4.30) 		L 3-6
6-1
1-0		 3.79 3.73
06/18/2020 Adult 55+
8.0		 Clonts/IS
Missouri Valley		 D1 Lynn Fesperman
(3.63) 		Steve Coon
(3.75)
Jeep Pritchard
(3.83) 		L 6-4
6-3		 3.69 3.72
06/06/2020 Adult 55+
8.0		 Clonts/IS
Missouri Valley		 D1 Lynn Fesperman
(3.61) 		Byron Canfield
(4.01)
Steven Nell
(3.32) 		L 3-6
6-2
1-0		 3.67 3.72
06/04/2020 Adult 40+
4.0		 Chambers/IS
Missouri Valley		 D2 David Allen Clonts
(3.53) 		Matthew Lese
(3.60)
Koushik Kannan
(3.29) 		W 6-1
6-3		 3.83 3.75
03/11/2020 Adult 40+
4.0		 Chambers/IS
Missouri Valley		 S1 Mark Foy
(3.68) 		W 7-6
6-4		 3.75 3.72
10/25/2020 D3 Mixed 40+
8.0
Denne/LF
Missouri Valley		 L Martinez/IS
Missouri Valley
Charity Cherry (3.28) 6-4
6-3		 Scott Hartfelder (3.53)
Sandy Stoner (3.59)
Match: 3.59 Rating: 3.66
10/20/2020 D1 Adult 40+
4.0
Hartfelder/IS
Missouri Valley		 L Torrence/SH
Missouri Valley
Jeff Borgstrom (3.62) 2-6
7-5
1-0		 David Zenthoefer (3.67)
Stephen Confer (3.52)
Match: 3.64 Rating: 3.66
09/27/2020 D2 Mixed 40+
8.0
Denne/LF
Missouri Valley		 L Galles/PH
Missouri Valley
Tammy Mathias (3.91) 6-1
6-7
1-0		 Curtis Powell (3.98)
Kimberly Oliver (3.23)
Match: 3.37 Rating: 3.64
09/23/2020 D1 Adult 40+
4.0
Hartfelder/IS
Missouri Valley		 L Dean/LF
Missouri Valley
Jeff Borgstrom (3.67) 7-5
6-2		 Bob Kolibas (3.58)
Steve Flowers (3.81)
Match: 3.52 Rating: 3.65
09/15/2020 S1 Adult 40+
4.0
Hartfelder/IS
Missouri Valley		 L Martinez/IS
Missouri Valley
6-2
6-1		 Michael Abboud (3.81)
Match: 3.47 Rating: 3.66
09/02/2020 S1 Adult 40+
4.0
Hartfelder/IS
Missouri Valley		 W Torrence/SH
Missouri Valley
6-0
6-0		 Default
Match: ----- Rating: -----
08/30/2020 D3 Mixed 40+
8.0
Denne/LF
Missouri Valley		 W Lamoreaux/LF
Missouri Valley
Kathy Blackim (3.72) 2-6
6-3
1-0		 Wendy Brooks (3.53)
Gregory Brooks (3.64)
Match: 3.59 Rating: 3.70
08/08/2020 D2 Adult 55+
8.0
Clonts/IS
Missouri Valley		 W Soerries/PH
Missouri Valley
David Allen Clonts (3.58) 1-6
6-3
1-0		 Joseph Borders (3.51)
Ed Kranau (3.52)
Match: 3.56 Rating: 3.69
08/03/2020 D2 Adult 55+
8.0
Clonts/IS
Missouri Valley		 W McGhay/RH91
Missouri Valley
David Allen Clonts (3.60) 2-6
6-3
1-0		 steve byrd (3.85)
Bob Mason (3.57)
Match: 3.77 Rating: 3.74
06/19/2020 D1 Mixed 18+
8.0
Stoner/IS
Missouri Valley		 L Childress/LF
Missouri Valley
Sandy Stoner (3.59) 3-6
6-1
1-0		 Geri Wisner (3.34)
Shawn Cooke (4.30)
Match: 3.79 Rating: 3.73
06/18/2020 D1 Adult 55+
8.0
Clonts/IS
Missouri Valley		 L T1: Dollman/LF
Missouri Valley
Lynn Fesperman (3.63) 6-4
6-3		 Steve Coon (3.75)
Jeep Pritchard (3.83)
Match: 3.69 Rating: 3.72
06/06/2020 D1 Adult 55+
8.0
Clonts/IS
Missouri Valley		 L McGhay/RH91
Missouri Valley
Lynn Fesperman (3.61) 3-6
6-2
1-0		 Byron Canfield (4.01)
Steven Nell (3.32)
Match: 3.67 Rating: 3.72
06/04/2020 D2 Adult 40+
4.0
Chambers/IS
Missouri Valley		 W Ruefly/LF
Missouri Valley
David Allen Clonts (3.53) 6-1
6-3		 Matthew Lese (3.60)
Koushik Kannan (3.29)
Match: 3.83 Rating: 3.75
03/11/2020 S1 Adult 40+
4.0
Chambers/IS
Missouri Valley		 W Dean/LF
Missouri Valley
7-6
6-4		 Mark Foy (3.68)
Match: 3.75 Rating: 3.72
Glossary
Match Player rating for individual match.
Rating Dynamic rating after completed match.
NC Match not yet calculated into rating.
S Self rated or unrated player involved in match so no match rating calculated for current player.
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