Statistical Analysis and Estimated Tennis Ratings to the 10,000th of a Point
Match History (2023) View Advanced Player Stats
Karen Giordano (Portola Valley, CA)
Female 		4.0 C
12/31/2023
Estimated Dynamic Rating 3.8163
7/14/2024
Projected Year End Rating ------
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4.0 Rating Meter
Rating Meter
3.5001 - 4.0000
Recent Match History Current Rating History
2023 Overall Season
League/Level Total
Matches		 Win Loss Tie WPct Total
Sets		 Win Loss WPct Total
Games		 Win Loss WPct Defaults
Adult 18+ 4.0 5 5 0 0 100.0 12 10 2 83.3 105 62 43 59.0 0
Adult 40+ 4.0 11 7 4 0 63.6 25 14 11 56.0 199 100 99 50.3 0
Adult 55+ 8.0 7 5 2 0 71.4 17 12 5 70.6 136 82 54 60.3 0
Adult 55+ 9.0 2 1 1 0 50.0 6 3 3 50.0 37 18 19 48.6 0
Mixed 18+ 8.0 1 0 1 0 0.0 3 1 2 33.3 23 11 12 47.8 0
Total 26 18 8 0 69.2 63 40 23 63.5 500 273 227 54.6 0
Match Date League Team Court Partner Opponent(s) W/L Result Match Rating
08/20/2023 Adult 18+
4.0
Sectionals		 SHARON HTS CC 18AW4.0A-DT
No California		 D2 Pamela Rosekrans
(3.79) 		Yukie Goda
(4.11)
Amy Mao
(3.46) 		W 7-6
3-6
1-0		 3.81 3.88
07/20/2023 Adult 18+
4.0
League		 SHARON HTS CC 18AW4.0A-DT
No California		 D2 Amy Clark
(3.85) 		Kaori Enomoto
(3.88)
Toshiko Tashiro
(3.69) 		W 6-3
7-5		 3.93 3.90
06/11/2023 Adult 55+
8.0
League		 ALPINE HILLS 55AW8.0A
No California		 D3 Bonnie Crater
(3.95) 		Karyn Ellis
(3.91)
Denise Monack
(3.90) 		L 6-4
5-7
1-0		 3.86 3.88
05/25/2023 Adult 55+
8.0		 SUNNYVALE MTC 55AW8.0A
No California		 D3 Claudia Westrum
(3.65) 		Hsiao-Yun Yang
(3.75)
Maria Scheper
(3.59) 		W 6-4
6-1		 4.03 3.90
05/09/2023 Adult 18+
4.0		 SHARON HTS CC 18AW4.0A-DT
No California		 D1 Amy Clark
(3.76) 		Heather Green
(3.96)
Teri Parekh
(3.70) 		W 7-5
6-4		 3.98 3.88
04/30/2023 Adult 55+
8.0		 ALPINE HILLS 55AW8.0A
No California		 D1 Bonnie Crater
(3.87) 		Rhonda Bucklin
(4.11)
Joanne Lofthouse
(3.46) 		W 7-5
6-1		 3.97 3.88
04/23/2023 Adult 55+
9.0		 SHARON HTS CC 55AW9.0A
No California		 D3 Diane Currie
(3.92) 		Barbara Klausner
(3.66)
Lena Wu
(3.57) 		W 2-6
6-2
1-0		 3.61 3.81
04/22/2023 Adult 55+
8.0		 SUNNYVALE MTC 55AW8.0A
No California		 D3 Cori Mehring
(3.78) 		Irene Nishimoto
(3.41)
Chris Tomomatsu
(3.48) 		W 6-0
6-3		 3.84 3.85
04/18/2023 Adult 18+
4.0		 SHARON HTS CC 18AW4.0A-DT
No California		 D1 Amy Clark
(3.73) 		Jennifer Freedman
(3.77)
Patricia Royse
(3.53) 		W 6-1
6-3		 3.99 3.88
04/16/2023 Adult 55+
8.0		 ALPINE HILLS 55AW8.0A
No California		 D2 Jessica Berg
(3.85) 		Susan Gibson
(3.64)
Wanda Soon
(3.51) 		W 5-7
6-3
1-0		 3.63 3.82
04/15/2023 Adult 55+
8.0		 ALPINE HILLS 55AW8.0A
No California		 D1 Jessica Berg
(3.86) 		Lisa Backus
(3.90)
Nancy Doan
(3.96) 		L 5-7
6-2
1-0		 3.86 3.85
04/10/2023 Adult 18+
4.0		 SHARON HTS CC 18AW4.0A-DT
No California		 D2 Jessica Berg
(3.81) 		Lynda Zhang
(3.75)
Kaori Enomoto
(3.97) 		W 6-3
6-7
1-0		 3.94 3.87
04/08/2023 Adult 55+
9.0		 SHARON HTS CC 55AW9.0A
No California		 D3 Melanie Smith
(3.98) 		Junko Ohoka
(4.01)
Ellen Hilbrich
(3.74) 		L 4-6
6-3
1-0		 3.75 3.84
03/25/2023 Adult 55+
8.0		 ALPINE HILLS 55AW8.0A
No California		 D2 Jessica Berg
(3.82) 		Barbara Freethy
(3.53)
Linda Nagare
(-----) 		W 7-5
6-1		 S 3.84
03/18/2023 Adult 40+
4.0		 SUNNYVALE MTC 40AW4.0B
No California		 D1 Pamela Schmidt
(3.84) 		Vanessa Garcia
(3.97)
Lucy Pan
(3.75) 		L 6-1
7-5		 3.65 3.84
03/02/2023 Adult 40+
4.0		 ALPINE HILLS 40AW4.0A
No California		 D2 Joni Cropper
(3.53) 		Robin Tognetti
(3.46)
Karen Morrill
(3.62) 		L 6-6 3.72 3.86
02/22/2023 Adult 40+
4.0		 CUBBERLEY 40AW4.0A-DT
No California		 D1 Karyn Ellis
(3.87) 		Kaori Enomoto
(3.99)
Junko Ohoka
(3.98) 		W 6-4
2-6
1-0		 3.95 3.89
02/18/2023 Adult 40+
4.0		 ALPINE HILLS 40AW4.0A
No California		 D2 Joni Cropper
(3.54) 		Teri Parekh
(3.74)
Debra Matityahu
(3.66) 		W 6-4
3-6
1-0		 3.87 3.88
02/16/2023 Adult 40+
4.0		 ALPINE HILLS 40AW4.0A
No California		 D1 Bonnie Crater
(3.83) 		Caitlin Darke
(3.76)
Harriet Ragozin
(3.80) 		W 6-7
6-3
1-0		 3.86 3.88
02/13/2023 Adult 40+
4.0		 CUBBERLEY 40AW4.0A-DT
No California		 D2 Karyn Ellis
(3.94) 		Julie Ford
(3.73)
Denise Monack
(3.68) 		L 6-4
6-3		 3.55 3.84
02/12/2023 Adult 40+
4.0		 ALPINE HILLS 40AW4.0A
No California		 D1 Bonnie Crater
(3.83) 		Amanda Kao
(3.87)
Kristina Weaver
(3.75) 		W 2-6
6-1
1-0		 3.92 3.91
02/04/2023 Mixed 18+
8.0		 LADERA OAKS 18MX8.0A
No California		 D3 William Maroun
(3.54) 		Polly Liu
(-----)
Stephen Lai
(3.68) 		L 5-7
6-4
1-0		 S 3.91
01/31/2023 Adult 40+
4.0		 CUBBERLEY 40AW4.0A-DT
No California		 D1 Pam Mayerfeld
(4.00) 		Lona Means
(3.77)
Sharon Wang
(3.69) 		W 6-1
6-4		 3.92 3.91
01/28/2023 Adult 40+
4.0		 SUNNYVALE MTC 40AW4.0B
No California		 D2 Claudia Westrum
(3.61) 		Trang Nguyen
(3.38)
Maya Grosul
(3.62) 		W 6-0
6-4		 S 3.89
01/22/2023 Adult 40+
4.0		 ALPINE HILLS 40AW4.0A
No California		 D2 Heather Wolfe
(3.48) 		Isabelle Fateh
(3.79)
Sophia Fujioka
(3.80) 		L 6-3
6-0		 3.69 3.89
01/08/2023 Adult 40+
4.0		 ALPINE HILLS 40AW4.0A
No California		 D1 Bonnie Crater
(3.80) 		Denise Monack
(3.76)
Pam Mayerfeld
(4.00) 		W 7-6
6-4		 4.00 3.93
08/20/2023 D2 Adult 18+
4.0
Sectionals
SHARON HTS CC 18AW4.0A-DT
No California		 W CUPERTINO SC 18AW4.0A-DT
No California
Pamela Rosekrans (3.79) 7-6
3-6
1-0		 Yukie Goda (4.11)
Amy Mao (3.46)
Match: 3.81 Rating: 3.88
07/20/2023 D2 Adult 18+
4.0
League
SHARON HTS CC 18AW4.0A-DT
No California		 W CUESTA TC 18AW4.0B-DT
No California
Amy Clark (3.85) 6-3
7-5		 Kaori Enomoto (3.88)
Toshiko Tashiro (3.69)
Match: 3.93 Rating: 3.90
06/11/2023 D3 Adult 55+
8.0
League
ALPINE HILLS 55AW8.0A
No California		 L HOPKINS PK 55AW8.0A
No California
Bonnie Crater (3.95) 6-4
5-7
1-0		 Karyn Ellis (3.91)
Denise Monack (3.90)
Match: 3.86 Rating: 3.88
05/25/2023 D3 Adult 55+
8.0
SUNNYVALE MTC 55AW8.0A
No California		 W BAY CLUB SANTA CLARA 55AW8.0A
No California
Claudia Westrum (3.65) 6-4
6-1		 Hsiao-Yun Yang (3.75)
Maria Scheper (3.59)
Match: 4.03 Rating: 3.90
05/09/2023 D1 Adult 18+
4.0
SHARON HTS CC 18AW4.0A-DT
No California		 W UNIVERSITY CLUB PA 18AW4.0A-DT
No California
Amy Clark (3.76) 7-5
6-4		 Heather Green (3.96)
Teri Parekh (3.70)
Match: 3.98 Rating: 3.88
04/30/2023 D1 Adult 55+
8.0
ALPINE HILLS 55AW8.0A
No California		 W LADERA OAKS 55AW8.0A
No California
Bonnie Crater (3.87) 7-5
6-1		 Rhonda Bucklin (4.11)
Joanne Lofthouse (3.46)
Match: 3.97 Rating: 3.88
04/23/2023 D3 Adult 55+
9.0
SHARON HTS CC 55AW9.0A
No California		 W HOPKINS PK 55AW9.0A
No California
Diane Currie (3.92) 2-6
6-2
1-0		 Barbara Klausner (3.66)
Lena Wu (3.57)
Match: 3.61 Rating: 3.81
04/22/2023 D3 Adult 55+
8.0
SUNNYVALE MTC 55AW8.0A
No California		 W CUPERTINO TC/CUPERTINO SC 55AW8.0A
No California
Cori Mehring (3.78) 6-0
6-3		 Irene Nishimoto (3.41)
Chris Tomomatsu (3.48)
Match: 3.84 Rating: 3.85
04/18/2023 D1 Adult 18+
4.0
SHARON HTS CC 18AW4.0A-DT
No California		 W CUESTA TC 18AW4.0A-DT
No California
Amy Clark (3.73) 6-1
6-3		 Jennifer Freedman (3.77)
Patricia Royse (3.53)
Match: 3.99 Rating: 3.88
04/16/2023 D2 Adult 55+
8.0
ALPINE HILLS 55AW8.0A
No California		 W SAN CARLOS TC/ARGUELLO PK 55AW8.0A
No California
Jessica Berg (3.85) 5-7
6-3
1-0		 Susan Gibson (3.64)
Wanda Soon (3.51)
Match: 3.63 Rating: 3.82
04/15/2023 D1 Adult 55+
8.0
ALPINE HILLS 55AW8.0A
No California		 L UNIVERSITY CLUB PA 55AW8.0A
No California
Jessica Berg (3.86) 5-7
6-2
1-0		 Lisa Backus (3.90)
Nancy Doan (3.96)
Match: 3.86 Rating: 3.85
04/10/2023 D2 Adult 18+
4.0
SHARON HTS CC 18AW4.0A-DT
No California		 W CUESTA TC 18AW4.0B-DT
No California
Jessica Berg (3.81) 6-3
6-7
1-0		 Lynda Zhang (3.75)
Kaori Enomoto (3.97)
Match: 3.94 Rating: 3.87
04/08/2023 D3 Adult 55+
9.0
SHARON HTS CC 55AW9.0A
No California		 L MOUNTAIN VIEW TC/RENGSTORFF PK 55AW9.0A
No California
Melanie Smith (3.98) 4-6
6-3
1-0		 Junko Ohoka (4.01)
Ellen Hilbrich (3.74)
Match: 3.75 Rating: 3.84
03/25/2023 D2 Adult 55+
8.0
ALPINE HILLS 55AW8.0A
No California		 W PENINSULA TC 55AW8.0A
No California
Jessica Berg (3.82) 7-5
6-1		 Barbara Freethy (3.53)
Linda Nagare (-----)
Match: S Rating: 3.84
03/18/2023 D1 Adult 40+
4.0
SUNNYVALE MTC 40AW4.0B
No California		 L BAY CLUB SANTA CLARA 40AW4.0B
No California
Pamela Schmidt (3.84) 6-1
7-5		 Vanessa Garcia (3.97)
Lucy Pan (3.75)
Match: 3.65 Rating: 3.84
03/02/2023 D2 Adult 40+
4.0
ALPINE HILLS 40AW4.0A
No California		 L PENINSULA CC 40AW4.0A
No California
Joni Cropper (3.53) 6-6 Robin Tognetti (3.46)
Karen Morrill (3.62)
Match: 3.72 Rating: 3.86
02/22/2023 D1 Adult 40+
4.0
CUBBERLEY 40AW4.0A-DT
No California		 W CUESTA TC 40AW4.0B-DT
No California
Karyn Ellis (3.87) 6-4
2-6
1-0		 Kaori Enomoto (3.99)
Junko Ohoka (3.98)
Match: 3.95 Rating: 3.89
02/18/2023 D2 Adult 40+
4.0
ALPINE HILLS 40AW4.0A
No California		 W UNIVERSITY CLUB PA 40AW4.0A
No California
Joni Cropper (3.54) 6-4
3-6
1-0		 Teri Parekh (3.74)
Debra Matityahu (3.66)
Match: 3.87 Rating: 3.88
02/16/2023 D1 Adult 40+
4.0
ALPINE HILLS 40AW4.0A
No California		 W LADERA OAKS 40AW4.0A
No California
Bonnie Crater (3.83) 6-7
6-3
1-0		 Caitlin Darke (3.76)
Harriet Ragozin (3.80)
Match: 3.86 Rating: 3.88
02/13/2023 D2 Adult 40+
4.0
CUBBERLEY 40AW4.0A-DT
No California		 L FREMONT HILLS CC 40AW4.0A-DT
No California
Karyn Ellis (3.94) 6-4
6-3		 Julie Ford (3.73)
Denise Monack (3.68)
Match: 3.55 Rating: 3.84
02/12/2023 D1 Adult 40+
4.0
ALPINE HILLS 40AW4.0A
No California		 W RINCONADA PK 40AW4.0A
No California
Bonnie Crater (3.83) 2-6
6-1
1-0		 Amanda Kao (3.87)
Kristina Weaver (3.75)
Match: 3.92 Rating: 3.91
02/04/2023 D3 Mixed 18+
8.0
LADERA OAKS 18MX8.0A
No California		 L MOUNTAIN VIEW TC/RENGSTORFF PK 18MX8.0A
No California
William Maroun (3.54) 5-7
6-4
1-0		 Polly Liu (-----)
Stephen Lai (3.68)
Match: S Rating: 3.91
01/31/2023 D1 Adult 40+
4.0
CUBBERLEY 40AW4.0A-DT
No California		 W FOSTER CITY TC/EDGEWATER PK 40AW4.0A-DT
No California
Pam Mayerfeld (4.00) 6-1
6-4		 Lona Means (3.77)
Sharon Wang (3.69)
Match: 3.92 Rating: 3.91
01/28/2023 D2 Adult 40+
4.0
SUNNYVALE MTC 40AW4.0B
No California		 W SANTA CLARA TC/SANTA CLARA TENNIS C 40AW4.0A
No California
Claudia Westrum (3.61) 6-0
6-4		 Trang Nguyen (3.38)
Maya Grosul (3.62)
Match: S Rating: 3.89
01/22/2023 D2 Adult 40+
4.0
ALPINE HILLS 40AW4.0A
No California		 L MOUNTAIN VIEW TC/RENGSTORFF PK 40AW4.0A
No California
Heather Wolfe (3.48) 6-3
6-0		 Isabelle Fateh (3.79)
Sophia Fujioka (3.80)
Match: 3.69 Rating: 3.89
01/08/2023 D1 Adult 40+
4.0
ALPINE HILLS 40AW4.0A
No California		 W STANFORD-CRA 40AW4.0A
No California
Bonnie Crater (3.80) 7-6
6-4		 Denise Monack (3.76)
Pam Mayerfeld (4.00)
Match: 4.00 Rating: 3.93
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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