Statistical Analysis and Estimated Tennis Ratings to the 10,000th of a Point
Match History (2023) View Advanced Player Stats
Sonja Kafer (Owensboro, KY)
Female 		4.0 C
12/31/2024
Estimated Dynamic Rating 3.6133
1/17/2025
Projected Year End Rating ------
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4.0 Rating Meter
Rating Meter
3.5001 - 4.0000
Recent Match History Current Rating History
2023 Overall Season
League/Level Total
Matches		 Win Loss Tie WPct Total
Sets		 Win Loss WPct Total
Games		 Win Loss WPct Defaults
Adult 55+ 4.0 7 5 2 0 71.4 16 10 6 62.5 129 65 64 50.4 0
Total 7 5 2 0 71.4 16 10 6 62.5 129 65 64 50.4 0
Match Date League Team Court Partner Opponent(s) W/L Result Match Rating
06/03/2023 Adult 55+
4.0
Districts		 KY/Hen/WALTHER, Janie
Southern		 D2 Anna Greene
(3.51) 		Nancy Frederick
(2.93)
Marika Wesolosky
(3.51) 		W 6-3
0-6
1-0		 3.27 3.69
06/02/2023 Adult 55+
4.0
Districts		 KY/Hen/WALTHER, Janie
Southern		 D2 Brenda Clayton
(3.70) 		Anne Miller
(3.52)
Dana Sheridan
(3.57) 		L 7-6
6-3		 3.48 3.75
04/16/2023 Adult 55+
4.0		 KY/Hen/WALTHER, Janie
Southern		 D2 Kerry Bodenheimer
(3.50) 		Tammy Cook
(3.68)
Rosemary Shiben
(3.80) 		L 6-2
6-0		 3.51 3.76
04/15/2023 Adult 55+
4.0		 KY/Hen/WALTHER, Janie
Southern		 D2 Lauren Bickel
(3.52) 		Patricia Wimsatt
(3.60)
Deborah Kershner
(3.61) 		W 7-6
6-4		 3.84 3.82
02/26/2023 Adult 55+
4.0		 KY/Hen/WALTHER, Janie
Southern		 D2 Brenda Clayton
(3.64) 		Gloria French
(3.62)
Karen Sumner
(3.60) 		W 6-1
6-3		 3.97 3.85
02/26/2023 Adult 55+
4.0		 KY/Hen/WALTHER, Janie
Southern		 D2 Brenda Clayton
(3.63) 		Tammy Cook
(3.67)
Donnitta Pyle
(3.50) 		W 6-4
6-3		 3.80 3.79
02/25/2023 Adult 55+
4.0		 KY/Hen/WALTHER, Janie
Southern		 D2 Mary Jochim
(3.68) 		Jan Pigg
(3.51)
Patty Coakley
(3.70) 		W 3-6
6-3
1-0		 3.70 3.78
06/03/2023 D2 Adult 55+
4.0
Districts
KY/Hen/WALTHER, Janie
Southern		 W KY/LEX/Frederick
Southern
Anna Greene (3.51) 6-3
0-6
1-0		 Nancy Frederick (2.93)
Marika Wesolosky (3.51)
Match: 3.27 Rating: 3.69
06/02/2023 D2 Adult 55+
4.0
Districts
KY/Hen/WALTHER, Janie
Southern		 L KY/PUR/PIGG
Southern
Brenda Clayton (3.70) 7-6
6-3		 Anne Miller (3.52)
Dana Sheridan (3.57)
Match: 3.48 Rating: 3.75
04/16/2023 D2 Adult 55+
4.0
KY/Hen/WALTHER, Janie
Southern		 L KY/PAD/HUBBARD
Southern
Kerry Bodenheimer (3.50) 6-2
6-0		 Tammy Cook (3.68)
Rosemary Shiben (3.80)
Match: 3.51 Rating: 3.76
04/15/2023 D2 Adult 55+
4.0
KY/Hen/WALTHER, Janie
Southern		 W HOPKINSVILLE/WIMSATT, Patricia
Southern
Lauren Bickel (3.52) 7-6
6-4		 Patricia Wimsatt (3.60)
Deborah Kershner (3.61)
Match: 3.84 Rating: 3.82
02/26/2023 D2 Adult 55+
4.0
KY/Hen/WALTHER, Janie
Southern		 W KY/OWB/OSBORN
Southern
Brenda Clayton (3.64) 6-1
6-3		 Gloria French (3.62)
Karen Sumner (3.60)
Match: 3.97 Rating: 3.85
02/26/2023 D2 Adult 55+
4.0
KY/Hen/WALTHER, Janie
Southern		 W KY/PAD/HUBBARD
Southern
Brenda Clayton (3.63) 6-4
6-3		 Tammy Cook (3.67)
Donnitta Pyle (3.50)
Match: 3.80 Rating: 3.79
02/25/2023 D2 Adult 55+
4.0
KY/Hen/WALTHER, Janie
Southern		 W KY/PUR/PIGG
Southern
Mary Jochim (3.68) 3-6
6-3
1-0		 Jan Pigg (3.51)
Patty Coakley (3.70)
Match: 3.70 Rating: 3.78
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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