Statistical Analysis and Estimated Tennis Ratings to the 10,000th of a Point
Match History (2023) View Advanced Player Stats
Bonnie Crater (Portola Valley, CA)
Female 		4.0 C
12/31/2024
Estimated Dynamic Rating 3.9329
2/6/2025
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 Adult 40+ Season
League/Level Total
Matches		 Win Loss Tie WPct Total
Sets		 Win Loss WPct Total
Games		 Win Loss WPct Defaults
Adult 40+ 4.0 7 6 1 0 85.7 18 12 6 66.7 132 69 63 52.3 0
Total 7 6 1 0 85.7 18 12 6 66.7 132 69 63 52.3 0
Match Date League Team Court Partner Opponent(s) W/L Result Match Rating
03/12/2023 Adult 40+
4.0		 ALPINE HILLS 40AW4.0A
No California		 D1 Heather Wolfe
(3.48) 		Christine Choye
(3.96)
Ilana Volfin
(3.91) 		L 6-0
6-1		 3.69 3.82
03/11/2023 Adult 40+
4.0		 ALPINE HILLS 40AW4.0A
No California		 D1 Heather Wolfe
(3.48) 		Carol Giraudo
(3.64)
Kay Yonemoto
(3.31) 		W 6-1
6-4		 3.91 3.85
03/05/2023 Adult 40+
4.0		 ALPINE HILLS 40AW4.0A
No California		 D1 Heather Wolfe
(3.45) 		Gloria Han
(3.68)
Jennifer Freedman
(3.81) 		W 3-6
6-4
1-0		 3.93 3.85
02/18/2023 Adult 40+
4.0		 ALPINE HILLS 40AW4.0A
No California		 D1 Liz Babb
(3.92) 		Lisa Backus
(3.83)
Stephanie King
(3.70) 		W 4-6
6-3
1-0		 3.77 3.82
02/16/2023 Adult 40+
4.0		 ALPINE HILLS 40AW4.0A
No California		 D1 Karen Giordano
(3.84) 		Caitlin Darke
(3.76)
Harriet Ragozin
(3.80) 		W 6-7
6-3
1-0		 3.84 3.83
02/12/2023 Adult 40+
4.0		 ALPINE HILLS 40AW4.0A
No California		 D1 Karen Giordano
(3.91) 		Amanda Kao
(3.87)
Kristina Weaver
(3.75) 		W 2-6
6-1
1-0		 3.84 3.83
01/08/2023 Adult 40+
4.0		 ALPINE HILLS 40AW4.0A
No California		 D1 Karen Giordano
(3.91) 		Denise Monack
(3.76)
Pam Mayerfeld
(4.00) 		W 7-6
6-4		 3.89 3.83
03/12/2023 D1 Adult 40+
4.0
ALPINE HILLS 40AW4.0A
No California		 L MOUNTAIN VIEW TC/RENGSTORFF PK 40AW4.0A
No California
Heather Wolfe (3.48) 6-0
6-1		 Christine Choye (3.96)
Ilana Volfin (3.91)
Match: 3.69 Rating: 3.82
03/11/2023 D1 Adult 40+
4.0
ALPINE HILLS 40AW4.0A
No California		 W CUESTA TC 40AW4.0A
No California
Heather Wolfe (3.48) 6-1
6-4		 Carol Giraudo (3.64)
Kay Yonemoto (3.31)
Match: 3.91 Rating: 3.85
03/05/2023 D1 Adult 40+
4.0
ALPINE HILLS 40AW4.0A
No California		 W CUESTA TC 40AW4.0A
No California
Heather Wolfe (3.45) 3-6
6-4
1-0		 Gloria Han (3.68)
Jennifer Freedman (3.81)
Match: 3.93 Rating: 3.85
02/18/2023 D1 Adult 40+
4.0
ALPINE HILLS 40AW4.0A
No California		 W UNIVERSITY CLUB PA 40AW4.0A
No California
Liz Babb (3.92) 4-6
6-3
1-0		 Lisa Backus (3.83)
Stephanie King (3.70)
Match: 3.77 Rating: 3.82
02/16/2023 D1 Adult 40+
4.0
ALPINE HILLS 40AW4.0A
No California		 W LADERA OAKS 40AW4.0A
No California
Karen Giordano (3.84) 6-7
6-3
1-0		 Caitlin Darke (3.76)
Harriet Ragozin (3.80)
Match: 3.84 Rating: 3.83
02/12/2023 D1 Adult 40+
4.0
ALPINE HILLS 40AW4.0A
No California		 W RINCONADA PK 40AW4.0A
No California
Karen Giordano (3.91) 2-6
6-1
1-0		 Amanda Kao (3.87)
Kristina Weaver (3.75)
Match: 3.84 Rating: 3.83
01/08/2023 D1 Adult 40+
4.0
ALPINE HILLS 40AW4.0A
No California		 W STANFORD-CRA 40AW4.0A
No California
Karen Giordano (3.91) 7-6
6-4		 Denise Monack (3.76)
Pam Mayerfeld (4.00)
Match: 3.89 Rating: 3.83
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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