Statistical Analysis and Estimated Tennis Ratings to the 10,000th of a Point
Match History (2021) View Advanced Player Stats
Sarah Chai (Menlo Park, CA)
Female 		3.5 C
12/31/2024
Estimated Dynamic Rating 3.3746
11/24/2024
Projected Year End Rating 3.3961
11/30/2024
3.5 Rating Meter
Rating Meter
3.0001 - 3.5000
Recent Match History Current Rating History
2021 Overall Season [Doubles]
League/Level Total
Matches		 Win Loss Tie WPct Total
Sets		 Win Loss WPct Total
Games		 Win Loss WPct Defaults
Adult 40+ 3.0 4 3 1 0 75.0 9 6 3 66.7 75 42 33 56.0 0
Adult 40+ 3.5 3 1 2 0 33.3 6 2 4 33.3 54 21 33 38.9 0
Combo 0.0 3 3 0 0 100.0 6 6 0 100.0 49 37 12 75.5 0
Combo 6.5 6 4 2 0 66.7 13 9 4 69.2 101 58 43 57.4 0
Total 16 11 5 0 68.8 34 23 11 67.6 279 158 121 56.6 0
Match Date League Team Court Partner Opponent(s) W/L Result Match Rating
12/04/2021 Combo
6.5		 SAN CARLOS TC/CARLMONT HS CW6.5C
No California		 D1 Stephanie Keller
(3.89) 		Katherine Blenko
(3.00)
Mary Rustia
(3.02) 		W 6-2
6-2		 3.06 -----
11/19/2021 Combo SAN CARLOS TC/ARGUELLO PK CW6.5A-DT
No California		 D2 Jade Deguzman
(3.81) 		Kathleen Barker Hayes
(3.08)
Melodie Rubin
(2.98) 		W 6-0
6-2		 3.19 -----
10/19/2021 Combo SAN CARLOS TC/ARGUELLO PK CW6.5A-DT
No California		 D3 Sumin Elarde
(3.15) 		Tammy Nurisso
(2.61)
Pearl Renaker
(2.88) 		W 6-0
6-4		 2.97 -----
10/10/2021 Combo
6.5		 SAN CARLOS TC/CARLMONT HS CW6.5C
No California		 D1 Joanne Lofthouse
(3.42) 		Marty Mullarkey
(2.79)
Sarah Simnett
(3.35) 		L 6-0
5-7
1-0		 2.72 -----
10/03/2021 Combo
6.5		 SAN CARLOS TC/CARLMONT HS CW6.5C
No California		 D2 Alisha Testa
(3.33) 		Mayumi Conlon
(3.31)
Yuko Miyagawa
(2.81) 		W 6-1
6-1		 3.29 -----
09/27/2021 Combo
6.5		 LADERA OAKS CW6.5A
No California		 D3 samantha bohman
(3.07) 		Hillary Freeman
(-----)
Karelle Celestin
(-----) 		W 6-2
6-2		 S -----
09/27/2021 Combo SAN CARLOS TC/ARGUELLO PK CW6.5A-DT
No California		 D1 Stephanie Keller
(3.48) 		Sandy Shapiro
(-----)
Yvette Gardner
(2.84) 		W 6-1
7-5		 S -----
09/26/2021 Combo
6.5		 SAN CARLOS TC/CARLMONT HS CW6.5C
No California		 D2 Ashi Labouisse
(2.88) 		Nancy Sakamoto
(3.16)
Judy Gee
(2.68) 		W 7-5
6-4		 3.08 -----
09/25/2021 Combo
6.5		 LADERA OAKS CW6.5A
No California		 D1 Fritzi Marston
(2.85) 		Katherine Hwang
(3.16)
Tracy Staton
(-----) 		L 6-2
6-0		 S -----
08/29/2021 Adult 40+
3.0		 LADERA OAKS 40AW3.0A
No California		 D2 Mai Wheeler
(2.63) 		Joi Deaser
(2.63)
Katja Gagen
(2.85) 		W 6-2
6-2		 3.19 3.02
08/22/2021 Adult 40+
3.0		 LADERA OAKS 40AW3.0A
No California		 D2 Mai Wheeler
(2.67) 		Suzy Sin
(2.59)
Maggi Willard
(2.51) 		W 7-5
6-2		 2.85 2.94
08/10/2021 Adult 40+
3.5		 LADERA OAKS 40AW3.5A
No California		 D3 samantha bohman
(3.09) 		Jennifer Seto
(3.45)
Kyung-le Han
(2.89) 		L 6-2
6-1		 2.78 2.93
08/09/2021 Adult 40+
3.0		 LADERA OAKS 40AW3.0A
No California		 D1 Mai Wheeler
(2.62) 		Shannon Wolfe
(2.58)
Amy Heath
(2.65) 		W 6-4
4-6
1-0		 2.88 2.98
08/07/2021 Adult 40+
3.5		 LADERA OAKS 40AW3.5A
No California		 D3 Mary Sheila McMahon
(2.87) 		Kathleen Chopra
(2.73)
janet hafner
(-----) 		L 6-3
6-2		 S 3.10
07/13/2021 Adult 40+
3.5		 LADERA OAKS 40AW3.5A
No California		 D1 Sarah Speakman
(3.26) 		Lora Saarnio
(3.40)
Deborah Zeitschel
(3.15) 		W 7-5
6-4		 3.23 3.10
07/11/2021 Adult 40+
3.0		 LADERA OAKS 40AW3.0A
No California		 D1 Fritzi Marston
(2.92) 		Cecile Holweg
(2.69)
Melynnie Rizvi
(2.82) 		L 6-4
6-2		 3.04 3.04
12/04/2021 D1 Combo
6.5
SAN CARLOS TC/CARLMONT HS CW6.5C
No California		 W MILLBRAE RC CW6.5A
No California
Stephanie Keller (3.89) 6-2
6-2		 Katherine Blenko (3.00)
Mary Rustia (3.02)
Match: 3.06 Rating: -----
11/19/2021 D2 Combo
SAN CARLOS TC/ARGUELLO PK CW6.5A-DT
No California		 W FOSTER CITY TC/EDGEWATER PK CW6.5A-DT
No California
Jade Deguzman (3.81) 6-0
6-2		 Kathleen Barker Hayes (3.08)
Melodie Rubin (2.98)
Match: 3.19 Rating: -----
10/19/2021 D3 Combo
SAN CARLOS TC/ARGUELLO PK CW6.5A-DT
No California		 W BAY CLUB REDWOOD SHORES CW6.5A-DT
No California
Sumin Elarde (3.15) 6-0
6-4		 Tammy Nurisso (2.61)
Pearl Renaker (2.88)
Match: 2.97 Rating: -----
10/10/2021 D1 Combo
6.5
SAN CARLOS TC/CARLMONT HS CW6.5C
No California		 L COASTSIDE TA/HALF MOON BAY HS CW6.5A
No California
Joanne Lofthouse (3.42) 6-0
5-7
1-0		 Marty Mullarkey (2.79)
Sarah Simnett (3.35)
Match: 2.72 Rating: -----
10/03/2021 D2 Combo
6.5
SAN CARLOS TC/CARLMONT HS CW6.5C
No California		 W FOSTER CITY TC/EDGEWATER PK CW6.5A
No California
Alisha Testa (3.33) 6-1
6-1		 Mayumi Conlon (3.31)
Yuko Miyagawa (2.81)
Match: 3.29 Rating: -----
09/27/2021 D3 Combo
6.5
LADERA OAKS CW6.5A
No California		 W UNIVERSITY CLUB PA CW6.5A
No California
samantha bohman (3.07) 6-2
6-2		 Hillary Freeman (-----)
Karelle Celestin (-----)
Match: S Rating: -----
09/27/2021 D1 Combo
SAN CARLOS TC/ARGUELLO PK CW6.5A-DT
No California		 W FOSTER CITY TC/EDGEWATER PK CW6.5A-DT
No California
Stephanie Keller (3.48) 6-1
7-5		 Sandy Shapiro (-----)
Yvette Gardner (2.84)
Match: S Rating: -----
09/26/2021 D2 Combo
6.5
SAN CARLOS TC/CARLMONT HS CW6.5C
No California		 W SAN CARLOS TC/CARLMONT HS CW6.5A
No California
Ashi Labouisse (2.88) 7-5
6-4		 Nancy Sakamoto (3.16)
Judy Gee (2.68)
Match: 3.08 Rating: -----
09/25/2021 D1 Combo
6.5
LADERA OAKS CW6.5A
No California		 L STANFORD-CRA CW6.5A
No California
Fritzi Marston (2.85) 6-2
6-0		 Katherine Hwang (3.16)
Tracy Staton (-----)
Match: S Rating: -----
08/29/2021 D2 Adult 40+
3.0
LADERA OAKS 40AW3.0A
No California		 W ALPINE HILLS 40AW3.0A
No California
Mai Wheeler (2.63) 6-2
6-2		 Joi Deaser (2.63)
Katja Gagen (2.85)
Match: 3.19 Rating: 3.02
08/22/2021 D2 Adult 40+
3.0
LADERA OAKS 40AW3.0A
No California		 W PENINSULA CC 40AW3.0A
No California
Mai Wheeler (2.67) 7-5
6-2		 Suzy Sin (2.59)
Maggi Willard (2.51)
Match: 2.85 Rating: 2.94
08/10/2021 D3 Adult 40+
3.5
LADERA OAKS 40AW3.5A
No California		 L RINCONADA PK 40AW3.5B
No California
samantha bohman (3.09) 6-2
6-1		 Jennifer Seto (3.45)
Kyung-le Han (2.89)
Match: 2.78 Rating: 2.93
08/09/2021 D1 Adult 40+
3.0
LADERA OAKS 40AW3.0A
No California		 W STANFORD-CRA 40AW3.0A
No California
Mai Wheeler (2.62) 6-4
4-6
1-0		 Shannon Wolfe (2.58)
Amy Heath (2.65)
Match: 2.88 Rating: 2.98
08/07/2021 D3 Adult 40+
3.5
LADERA OAKS 40AW3.5A
No California		 L PALO ALTO TC/RINCONADA PK 40AW3.5A
No California
Mary Sheila McMahon (2.87) 6-3
6-2		 Kathleen Chopra (2.73)
janet hafner (-----)
Match: S Rating: 3.10
07/13/2021 D1 Adult 40+
3.5
LADERA OAKS 40AW3.5A
No California		 W PENINSULA CC 40AW3.5A
No California
Sarah Speakman (3.26) 7-5
6-4		 Lora Saarnio (3.40)
Deborah Zeitschel (3.15)
Match: 3.23 Rating: 3.10
07/11/2021 D1 Adult 40+
3.0
LADERA OAKS 40AW3.0A
No California		 L STANFORD-CRA 40AW3.0A
No California
Fritzi Marston (2.92) 6-4
6-2		 Cecile Holweg (2.69)
Melynnie Rizvi (2.82)
Match: 3.04 Rating: 3.04
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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